New Scientist - Physics https://www.newscientist.com/ https://www.newscientist.com/build/images/ns-logo-scaled.ed2dc11a.png https://www.newscientist.com daily 1 https://www.newscientist.com/video/2480514-liquid-physics-inside-the-lab-making-black-hole-analogues-on-earth/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 19 May 2025 09:00:40 +0100 Inside Silke Weinfurtner's laboratory at the University of Nottingham in the UK, a giant water tank is helping her team better understand the complexity of the universe by standing in as an analogue for black holes. By introducing waves into a liquid and creating a vortex at the centre, the team mimics some of the … 2480514-liquid-physics-inside-the-lab-making-black-hole-analogues-on-earth|2480514 https://www.newscientist.com/article/mg26635432-900-the-bold-attempt-to-solve-the-toughest-mystery-at-the-heart-of-physics/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 12 May 2025 17:00:00 +0100 Finding out whether gravity – and therefore space-time itself – is quantum in nature has long been thought impossible. But innovative new ideas might be about to help answer this crucial question mg26635432-900-the-bold-attempt-to-solve-the-toughest-mystery-at-the-heart-of-physics|2479783 https://www.newscientist.com/article/2480321-physicists-reveal-the-secret-to-chopping-onions-without-crying/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 15 May 2025 15:00:50 +0100 Slicing an onion releases tear-inducing chemicals into the air, but the sharpness of the knife and the speed of the cut can affect how these droplets are expelled 2480321-physicists-reveal-the-secret-to-chopping-onions-without-crying|2480321 https://www.newscientist.com/article/mg26635430-100-how-dark-energy-findings-may-inspire-a-new-generation-of-physics-nerds/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 14 May 2025 19:00:00 +0100 The discovery of the cosmic acceleration problem truly inspired me as a teenage physics nerd. Recent, related revelations about dark energy will hopefully capture the interest of today’s young science geeks, says Chanda Prescod-Weinstein mg26635430-100-how-dark-energy-findings-may-inspire-a-new-generation-of-physics-nerds|2479638 https://www.newscientist.com/article/2479739-radical-photon-idea-could-rewrite-standard-model-of-particle-physics/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 12 May 2025 21:00:12 +0100 Experiments with hydrogen atoms could soon reveal whether particles that were long thought to be forbidden by physics actually do exist 2479739-radical-photon-idea-could-rewrite-standard-model-of-particle-physics|2479739 https://www.newscientist.com/article/2478479-why-physicists-keep-trying-to-get-rid-of-space-time-entirely/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 06 May 2025 19:00:15 +0100 Physicists are trying to ditch the concept of space-time – the supposed fabric of physical reality. Quantum columnist Karmela Padavic-Callaghan explains why 2478479-why-physicists-keep-trying-to-get-rid-of-space-time-entirely|2478479 https://www.newscientist.com/article/2479093-nothing-is-stronger-than-quantum-connections-and-now-we-know-why/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 06 May 2025 23:00:15 +0100 The mathematics of graphs has helped reveal a principle that limits the strength of quantum correlations – and explains why physicists have never measured any stronger connections in some post-quantum realm 2479093-nothing-is-stronger-than-quantum-connections-and-now-we-know-why|2479093 https://www.newscientist.com/article/mg26635410-700-the-impossible-particle-hinting-at-the-universes-biggest-secrets/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 28 Apr 2025 17:00:00 +0100 Neutrinos have always been hard to explain – and now the detection of one so energetic it shouldn't exist may help illuminate the strangest corners of the cosmos mg26635410-700-the-impossible-particle-hinting-at-the-universes-biggest-secrets|2478036 https://www.newscientist.com/article/2477695-dark-photon-theory-of-light-aims-to-tear-up-a-century-of-physics/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 29 Apr 2025 16:27:03 +0100 One of the most famous findings in physics could be wrong – the double-slit experiment was long thought to confirm that light can be a wave, but its results can be fully explained using only quantum particles 2477695-dark-photon-theory-of-light-aims-to-tear-up-a-century-of-physics|2477695 https://www.newscientist.com/article/2477867-first-ever-black-hole-bomb-created-in-the-lab/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 25 Apr 2025 11:00:31 +0100 A black hole bomb – an idea first proposed in 1969 – has now been realised in the lab as a toy model made from a rotating cylinder and magnetic coils. Studying the bomb could help us better understand real black holes. 2477867-first-ever-black-hole-bomb-created-in-the-lab|2477867 https://www.newscientist.com/article/mg26635400-300-photography-contest-spotlights-the-beauty-of-science-in-vivid-detail/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 23 Apr 2025 19:00:00 +0100 A collection of images from Imperial College London's photography competition uncovers the visual splendor of scientific discovery mg26635400-300-photography-contest-spotlights-the-beauty-of-science-in-vivid-detail|2477130 https://www.newscientist.com/article/2477664-ultra-secure-quantum-data-sent-over-existing-internet-cables/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 23 Apr 2025 17:00:48 +0100 Two commercial telecommunications facilities have been connected by a secure quantum network that used existing fibre optic cables at room temperature – a key step towards a feasible quantum internet 2477664-ultra-secure-quantum-data-sent-over-existing-internet-cables|2477664 https://www.newscientist.com/article/2477378-lhc-breaks-the-record-for-heaviest-antimatter-nucleus-ever-seen/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 22 Apr 2025 14:00:59 +0100 Researchers at the Large Hadron Collider found evidence of an unprecedentedly heavy and exotic form of antimatter in the aftermath of a collision between extremely fast lead ions 2477378-lhc-breaks-the-record-for-heaviest-antimatter-nucleus-ever-seen|2477378 https://www.newscientist.com/article/2476049-could-the-ancient-greeks-have-invented-quantum-theory/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 16 Apr 2025 15:00:07 +0100 There were hints that the world may be quantum long before the development of quantum mechanics in 1925 – could we have come up with this revolutionary theory hundreds or even thousands of years earlier? 2476049-could-the-ancient-greeks-have-invented-quantum-theory|2476049 https://www.newscientist.com/article/mg26635393-000-carlo-rovelli-on-what-we-get-wrong-about-the-origins-of-quantum-theory/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 15 Apr 2025 15:00:00 +0100 Conventional accounts of the birth of quantum theory often overlook the pivotal role of one of its luminaries – and this has led to a persistent misunderstanding of what it really means, argues physicist Carlo Rovelli mg26635393-000-carlo-rovelli-on-what-we-get-wrong-about-the-origins-of-quantum-theory|2476370 https://www.newscientist.com/article/mg26635393-100-what-exactly-would-a-full-scale-quantum-computer-be-useful-for/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 16 Apr 2025 15:00:00 +0100 As quantum computers mature, they will be transformational. But there are good reasons why we don’t yet know exactly which problems they will excel at – and that makes them all the more exciting mg26635393-100-what-exactly-would-a-full-scale-quantum-computer-be-useful-for|2476371 https://www.newscientist.com/article/mg26635393-200-what-does-quantum-theory-really-tell-us-about-the-nature-of-reality/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 15 Apr 2025 15:00:00 +0100 For 100 years, quantum theory has painted the subatomic world as strange beyond words. But bold new interpretations and experiments may help us to finally grasp its true meaning mg26635393-200-what-does-quantum-theory-really-tell-us-about-the-nature-of-reality|2476372 https://www.newscientist.com/article/2476373-a-timeline-of-the-most-important-events-in-quantum-mechanics/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 15 Apr 2025 15:00:00 +0100 Explore the key moments in the history of quantum theory, from the early ideas of Albert Einstein and Werner Heisenberg to the discovery of phenomena like superposition and entanglement – and today’s quantum computers 2476373-a-timeline-of-the-most-important-events-in-quantum-mechanics|2476373 https://www.newscientist.com/article/2476051-where-exactly-does-the-quantum-world-end-and-concrete-reality-begin/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 16 Apr 2025 15:00:12 +0100 Quantum effects like superposition and entanglement have long been seen in single particles, but physicists are on a quest to find out just how big an object can be before it loses its quantumness 2476051-where-exactly-does-the-quantum-world-end-and-concrete-reality-begin|2476051 https://www.newscientist.com/article/mg26635390-500-why-i-still-love-reckoning-with-the-quantum-gravity-problem/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 16 Apr 2025 19:00:00 +0100 General relativity is an astonishingly beautiful theory, and grappling with why it disagrees with quantum mechanics is a joy, says Chanda Prescod-Weinstein mg26635390-500-why-i-still-love-reckoning-with-the-quantum-gravity-problem|2476249 https://www.newscientist.com/video/2476871-five-physicists-discuss-the-achievements-and-future-of-quantum-theory/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 17 Apr 2025 10:00:57 +0100 A century since Werner Heisenberg changed the course of physics, five of the world's leading physicists examine the greatest achievements of quantum mechanics and look forward to the next 100 years, in which experiments might finally answer some of the theory's biggest mysteries: is gravity quantum? Can classical and quantum physics be unified? And where … 2476871-five-physicists-discuss-the-achievements-and-future-of-quantum-theory|2476871 https://www.newscientist.com/article/mg26635393-400-quantum-theory-at-100-lets-celebrate-its-power-and-provocation/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 16 Apr 2025 19:00:00 +0100 Quantum theory started with a bout of hay fever, and went on to transform our view of the universe – but its legacy isn't complete mg26635393-400-quantum-theory-at-100-lets-celebrate-its-power-and-provocation|2476533 https://www.newscientist.com/article/2474469-quantum-darwinism-may-explain-why-we-live-in-a-shared-reality/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 07 Apr 2025 13:00:23 +0100 A framework inspired by evolution may demonstrate why two observers see the same non-quantum world emerge from the many fuzzy probabilities of the quantum realm 2474469-quantum-darwinism-may-explain-why-we-live-in-a-shared-reality|2474469 https://www.newscientist.com/article/2476016-where-schrodingers-cat-came-from-and-why-its-getting-fatter/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 10 Apr 2025 19:00:37 +0100 Schrödinger called his metaphorical cat “quite ridiculous” but the quantum weirdness it represents has become a useful benchmark for the quantum computing industry, finds our quantum columnist Karmela Padavic-Callaghan 2476016-where-schrodingers-cat-came-from-and-why-its-getting-fatter|2476016 https://www.newscientist.com/article/2475257-space-could-emerge-from-time/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 08 Apr 2025 22:00:03 +0100 An investigation of the changing behaviour of a single quantum bit through time has uncovered a tantalising similarity to the geometry of three-dimensional space 2475257-space-could-emerge-from-time|2475257 https://www.newscientist.com/article/2476077-speculative-novel-layers-groundhog-day-with-existential-dreaminess/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 10 Apr 2025 12:00:07 +0100 Solvej Balle's newly translated speculative novel, On the Calculation of Volume (parts I and II), examines the numbing effects of time through the old trope of being stuck in a single day. It is an effective meditation 2476077-speculative-novel-layers-groundhog-day-with-existential-dreaminess|2476077 https://www.newscientist.com/article/2475363-how-to-make-great-coffee-with-fewer-beans-according-to-science/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 08 Apr 2025 17:00:58 +0100 Physicists have determined that the ideal technique for pour-over coffee can use up to 10 per cent fewer beans to make a cup just as flavoursome 2475363-how-to-make-great-coffee-with-fewer-beans-according-to-science|2475363 https://www.newscientist.com/video/2472998-how-optical-clocks-are-redefining-time-and-physics/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 03 Apr 2025 11:00:37 +0100 Atomic clocks record time using microwaves at a frequency matched to electron transitions in certain atoms. They are the basis upon which a second is defined. But there is a new kid on the block, the optical clock, which boasts even higher accuracy. Is it time to redefine the second? Optical clocks can reach accuracies … 2472998-how-optical-clocks-are-redefining-time-and-physics|2472998 https://www.newscientist.com/article/2474129-how-nothing-could-destroy-the-universe/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 01 Apr 2025 19:00:43 +0100 The concept of nothing once sparked a 1000-year-long war, today it might explain dark energy and nothingness even has the potential to destroy the universe, explains physicist Antonio Padilla 2474129-how-nothing-could-destroy-the-universe|2474129 https://www.newscientist.com/article/2473739-we-may-have-found-the-edge-of-quantum-theory-whats-beyond-it/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 26 Mar 2025 10:00:47 +0000 Researchers have identified the border between quantum physics and some as-yet-unknown post-quantum realm by mathematically analysing all possible measurements of simple quantum systems 2473739-we-may-have-found-the-edge-of-quantum-theory-whats-beyond-it|2473739 https://www.newscientist.com/article/mg26535350-100-why-particle-physicists-are-going-wild-for-a-record-breaking-neutrino/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 19 Mar 2025 18:00:00 +0000 Last month's discovery of the most energetic neutrino yet detected is incredibly exciting for us particle physicists – but it also raises many questions, says Chanda Prescod-Weinstein mg26535350-100-why-particle-physicists-are-going-wild-for-a-record-breaking-neutrino|2472340 https://www.newscientist.com/article/2471899-gravity-may-arise-from-quantumness-of-space/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 17 Mar 2025 11:00:21 +0000 Scientists have long sought the particle that carries the force of gravity, but a new theoretical model tosses out that idea entirely – and shows how it could be tested in experiments 2471899-gravity-may-arise-from-quantumness-of-space|2471899 https://www.newscientist.com/article/2472042-lhc-finds-intriguing-new-clues-about-our-universes-antimatter-mystery/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 17 Mar 2025 16:00:43 +0000 Analysing the aftermath of particle collisions has revealed two new instances of “CP violation”, a process that explains why our universe contains more matter than antimatter 2472042-lhc-finds-intriguing-new-clues-about-our-universes-antimatter-mystery|2472042 https://www.newscientist.com/video/2472193-can-art-help-scientists-better-understand-the-quantum-universe/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Sun, 16 Mar 2025 10:00:18 +0000 For many, art and science are still seen as distinct approaches to understanding the world around us. While qualities like intuition or creativity are integral to both practices, the rules they play by are quite different. Artists tend to ask subjective, open-ended questions whose answers depend on your perspective. On the other hand, scientists combine … 2472193-can-art-help-scientists-better-understand-the-quantum-universe|2472193 https://www.newscientist.com/article/mg26535340-700-the-physicist-on-a-mission-to-spark-a-quantum-industrial-revolution/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 10 Mar 2025 16:00:00 +0000 Quantum fridges, batteries and clocks are brilliant inventions but still limited in power. Now physicist Nicole Yunger Halpern is charting a path to take them to the next level mg26535340-700-the-physicist-on-a-mission-to-spark-a-quantum-industrial-revolution|2471254 https://www.newscientist.com/article/mg26535342-400-hypnotic-art-has-its-roots-in-the-terrifying-reality-of-nuclear-bombs/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 12 Mar 2025 18:00:00 +0000 In his Atomic series, artist James Stanford showcases "the spectacle and the horror" of growing up near a nuclear bomb testing site mg26535342-400-hypnotic-art-has-its-roots-in-the-terrifying-reality-of-nuclear-bombs|2471413 https://www.newscientist.com/article/mg26535340-200-exhibition-uses-art-to-explore-the-mysteries-of-the-quantum-world/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 12 Mar 2025 18:00:00 +0000 Cosmic Titans, a new exhibition at the University of Nottingham, UK, is a powerful collaboration of artists and quantum physicists that sets out to make the intangible tangible mg26535340-200-exhibition-uses-art-to-explore-the-mysteries-of-the-quantum-world|2471238 https://www.newscientist.com/article/2469972-quantum-disorder-is-dependent-on-who-is-looking-for-it/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 05 Mar 2025 20:45:29 +0000 A new understanding of how an observer can change the disorder, or entropy, of a quantum object could help us probe how gravity interacts with the quantum realm 2469972-quantum-disorder-is-dependent-on-who-is-looking-for-it|2469972 https://www.newscientist.com/article/2470908-light-has-been-transformed-into-a-supersolid-for-the-first-time/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 05 Mar 2025 16:00:25 +0000 Supersolids are strange materials that behave like both a solid and a fluid due to quantum effects – and now researchers have created an intriguing new type of supersolid from laser light 2470908-light-has-been-transformed-into-a-supersolid-for-the-first-time|2470908 https://www.newscientist.com/article/2470696-why-exactly-is-the-quantum-world-so-weird/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 04 Mar 2025 14:00:58 +0000 We can describe the quantum realm using straightforward mathematics – but once we try to translate these ideas into the real world, things get weird. Our quantum columnist Karmela Padavic-Callaghan explains why 2470696-why-exactly-is-the-quantum-world-so-weird|2470696 https://www.newscientist.com/article/2470059-galloping-bubbles-could-act-as-tiny-robotic-vacuum-cleaners/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 27 Feb 2025 10:00:49 +0000 While experimenting with waves, researchers discovered that vibrating a container of liquid would cause bubble to "gallop" across its surface 2470059-galloping-bubbles-could-act-as-tiny-robotic-vacuum-cleaners|2470059 https://www.newscientist.com/article/2470028-physicists-capture-a-strange-fractal-butterfly-for-the-first-time/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 26 Feb 2025 16:00:57 +0000 The electrons in a twisted piece of graphene show a strange repeating pattern first predicted in 1976, but never directly measured until now 2470028-physicists-capture-a-strange-fractal-butterfly-for-the-first-time|2470028 https://www.newscientist.com/article/2468420-time-can-move-both-forwards-and-backwards-at-the-quantum-scale/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 21 Feb 2025 13:00:25 +0000 Physicists use mathematical assumptions in many situations that forbid time from moving backwards – but that isn’t necessarily a reflection of quantum reality 2468420-time-can-move-both-forwards-and-backwards-at-the-quantum-scale|2468420 https://www.newscientist.com/article/mg26535310-100-how-does-astronomy-fit-into-astrophysics-and-does-it-matter/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 19 Feb 2025 18:00:00 +0000 We need to think more carefully about how we categorise the universe, says Chanda Prescod-Weinstein mg26535310-100-how-does-astronomy-fit-into-astrophysics-and-does-it-matter|2468477 https://www.newscientist.com/article/2468207-how-big-is-a-neutrino-were-finally-starting-to-get-an-answer/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 12 Feb 2025 16:00:31 +0000 Our estimates of the size of a neutrino span from smaller than an atomic nucleus to as large as a few metres, but now we are starting to narrow down its true value 2468207-how-big-is-a-neutrino-were-finally-starting-to-get-an-answer|2468207 https://www.newscientist.com/article/mg26535301-600-how-cosmic-stasis-may-drastically-rewrite-the-history-of-the-universe/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 10 Feb 2025 16:00:00 +0000 Unexpected epochs of stillness that punctuate the cosmic timeline could offer a natural explanation for dark matter and many other unsolved astronomical mysteries mg26535301-600-how-cosmic-stasis-may-drastically-rewrite-the-history-of-the-universe|2467535 https://www.newscientist.com/article/2468121-record-breaking-neutrino-spotted-tearing-through-the-mediterranean-sea/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 12 Feb 2025 16:00:35 +0000 A neutrino with more energy than we've ever seen before was picked up by a detector on the floor of the Mediterranean Sea, and it seems to have a distant cosmic origin 2468121-record-breaking-neutrino-spotted-tearing-through-the-mediterranean-sea|2468121 https://www.newscientist.com/article/mg26234881-800-a-new-kind-of-experiment-at-the-lhc-could-unravel-quantum-reality/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 24 Apr 2024 17:00:00 +0100 The Large Hadron Collider is testing entanglement in a whole new energy range, probing the meaning of quantum theory – and the possibility that an even stranger reality lies beneath mg26234881-800-a-new-kind-of-experiment-at-the-lhc-could-unravel-quantum-reality|2427885 https://www.newscientist.com/article/2466930-the-superconductivity-of-layered-graphene-is-surprisingly-strange/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 05 Feb 2025 16:00:08 +0000 The odd superconductivity found in layered graphene may bring us closer to understanding room-temperature superconductors 2466930-the-superconductivity-of-layered-graphene-is-surprisingly-strange|2466930 https://www.newscientist.com/article/2467032-the-perfect-boiled-egg-takes-more-than-half-an-hour-to-cook/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 06 Feb 2025 16:00:28 +0000 If you have the patience to repeatedly switch an egg between a hot and a colder pan, you'll be rewarded with an amazing taste and texture, say physicists 2467032-the-perfect-boiled-egg-takes-more-than-half-an-hour-to-cook|2467032 https://www.newscientist.com/article/2466657-the-100-year-old-symmetry-theorem-that-is-still-changing-physics-today/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 04 Feb 2025 14:00:20 +0000 Emmy Noether was hailed as a mathematical genius in her own time. And her theorem on symmetry is still driving new discoveries in particle physics and quantum computing today 2466657-the-100-year-old-symmetry-theorem-that-is-still-changing-physics-today|2466657 https://www.newscientist.com/article/2466110-experiment-with-37-dimensions-shows-how-strange-quantum-physics-can-be/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 29 Jan 2025 19:00:59 +0000 A search for particles’ most paradoxical quantum states led researchers to construct a 37-dimensional experiment 2466110-experiment-with-37-dimensions-shows-how-strange-quantum-physics-can-be|2466110 https://www.newscientist.com/article/mg26535284-500-a-new-kind-of-hidden-black-hole-may-explain-the-mystery-of-dark-energy/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 28 Jan 2025 16:34:00 +0000 Space-time may hide a bizarre new kind of black hole that causes Einstein’s theory of gravity to fail – and could solve the mystery of dark energy mg26535284-500-a-new-kind-of-hidden-black-hole-may-explain-the-mystery-of-dark-energy|2465804 https://www.newscientist.com/article/2465541-twisted-light-may-illuminate-how-quantum-spookiness-works/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 28 Jan 2025 15:00:52 +0000 Physicists have verified a connection between two counterintuitive quantum properties, which may help us understand how quantum objects stay inextricably connected through entanglement 2465541-twisted-light-may-illuminate-how-quantum-spookiness-works|2465541 https://www.newscientist.com/article/2464605-extremely-cold-atoms-can-selectively-defy-entropy/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 22 Jan 2025 17:00:18 +0000 When their quantum properties are precisely controlled, some ultracold atoms can resist the laws of physics that suggest everything tends towards disorder 2464605-extremely-cold-atoms-can-selectively-defy-entropy|2464605 https://www.newscientist.com/article/2465240-twisted-crystals-show-hints-of-a-new-kind-of-superconductivity/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 22 Jan 2025 16:00:52 +0000 A double layer of tungsten diselenide behaves as a superconductor at very low temperatures, which could suggest a new route to developing materials that do so at room temperature 2465240-twisted-crystals-show-hints-of-a-new-kind-of-superconductivity|2465240 https://www.newscientist.com/article/2464643-a-cosmic-shape-could-explain-the-fundamental-nature-of-the-universe/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 21 Jan 2025 10:00:13 +0000 Physicists have created a 3D shape called the cosmohedron, which can be used to reconstruct the quantum wavefunction of the universe – and potentially do away with the idea of space-time as the underlying fabric of the universe 2464643-a-cosmic-shape-could-explain-the-fundamental-nature-of-the-universe|2464643 https://www.newscientist.com/article/2464264-ultra-thin-material-creates-a-magnetic-mystery/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 20 Jan 2025 12:00:26 +0000 The soft metal bismuth may be a wonder material for electronics – particularly because of one surprising behaviour it displays when exposed to magnetic fields 2464264-ultra-thin-material-creates-a-magnetic-mystery|2464264 https://www.newscientist.com/article/2464444-elusive-phase-change-finally-spotted-in-a-quantum-simulator/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 17 Jan 2025 10:00:05 +0000 Researchers saw a chain of atoms in a quantum simulator go from being magnetic to not magnetic at all, the first time such a change has ever been seen in one spatial dimension 2464444-elusive-phase-change-finally-spotted-in-a-quantum-simulator|2464444 https://www.newscientist.com/article/2463469-ai-could-assemble-a-record-breaking-quantum-computer-out-of-cold-atoms/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 14 Jan 2025 20:13:22 +0000 A huge number of ultracold atoms have been corralled into a grid that could form the basis of the next largest quantum computer 2463469-ai-could-assemble-a-record-breaking-quantum-computer-out-of-cold-atoms|2463469 https://www.newscientist.com/article/2463645-laser-technique-measures-vast-distances-with-nanometre-precision/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 13 Jan 2025 12:00:58 +0000 A new technique involving lasers can measure long distances more precisely than ever, which could be useful for space telescopes 2463645-laser-technique-measures-vast-distances-with-nanometre-precision|2463645 https://www.newscientist.com/article/mg26435252-200-how-a-quantum-innovation-may-quash-the-idea-of-the-multiverse/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 06 Jan 2025 16:00:00 +0000 The many-worlds interpretation of quantum mechanics invokes alternative realities to keep everything in balance. Has solving a century-old paradox now undermined their existence? mg26435252-200-how-a-quantum-innovation-may-quash-the-idea-of-the-multiverse|2462680 https://www.newscientist.com/article/2462506-ultracold-indium-atoms-could-make-unexpected-new-types-of-matter/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 10 Jan 2025 13:00:50 +0000 For the first time, atoms of the metal indium have been chilled to temperatures a few millionths of a degree above absolute zero, a state where strange quantum phenomena begin to appear 2462506-ultracold-indium-atoms-could-make-unexpected-new-types-of-matter|2462506 https://www.newscientist.com/article/2463462-physicists-discover-the-secret-to-perfect-cacio-e-pepe-pasta/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 10 Jan 2025 09:00:38 +0000 The classic Italian cacio e pepe pasta is notoriously tricky to get right, but physicists have come up with a trick to achieve a perfectly smooth cheese sauce 2463462-physicists-discover-the-secret-to-perfect-cacio-e-pepe-pasta|2463462 https://www.newscientist.com/article/2463214-physicists-discover-that-impossible-particles-could-actually-be-real/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 08 Jan 2025 16:00:35 +0000 Every fundamental particle in the universe fits into one of two groups called fermions and bosons, but now it seems there could be other particles out there that break this simple classification and were once thought to be impossible 2463214-physicists-discover-that-impossible-particles-could-actually-be-real|2463214 https://www.newscientist.com/article/mg26435241-000-can-we-use-quantum-computers-to-test-a-radical-consciousness-theory/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 30 Dec 2024 16:00:00 +0000 Hartmut Neven, who leads Google's Quantum AI lab, wants to entangle our brains with quantum processors to test the idea that consciousness involves quantum phenomena mg26435241-000-can-we-use-quantum-computers-to-test-a-radical-consciousness-theory|2461843 https://www.newscientist.com/article/2461681-physicists-bend-atoms-in-impossible-experiment/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 31 Dec 2024 12:00:40 +0000 Entire atoms have been put through a classic quantum experiment for the first time and the breakthrough could lead to better detectors for picking up the gravitational waves that ripple across the universe 2461681-physicists-bend-atoms-in-impossible-experiment|2461681 https://www.newscientist.com/article/mg26435232-900-we-could-discover-a-new-element-on-the-periodic-table-in-2025/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 23 Dec 2024 18:00:00 +0000 Work is under way to produce the first atom of element 120 ever seen on Earth, and the results could be in surprisingly soon mg26435232-900-we-could-discover-a-new-element-on-the-periodic-table-in-2025|2460811 https://www.newscientist.com/article/2461485-quantum-entanglement-can-be-endlessly-embezzled-from-quantum-fields/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 24 Dec 2024 14:00:25 +0000 Some quantum fields that extend throughout all of space-time could be a rich resource of quantum entanglement that can be extracted forever 2461485-quantum-entanglement-can-be-endlessly-embezzled-from-quantum-fields|2461485 https://www.newscientist.com/article/2457513-physicists-in-2024-searched-the-quantum-realm-for-the-truth-about-time/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 24 Dec 2024 10:00:14 +0000 Two separate theoretical studies published this year argued that time itself is bound up in the odd quantum property of entanglement, but deep mysteries remain 2457513-physicists-in-2024-searched-the-quantum-realm-for-the-truth-about-time|2457513 https://www.newscientist.com/article/2461030-how-to-make-the-biggest-splash-in-a-pool-according-to-science/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 19 Dec 2024 11:00:03 +0000 Analysing footage of what happens when people jump into water, and using a robot to mimic them, has revealed how do the perfect dive-bomb using a Maori technique called the Manu 2461030-how-to-make-the-biggest-splash-in-a-pool-according-to-science|2461030 https://www.newscientist.com/article/mg26435212-700-the-wild-physics-that-could-actually-be-used-to-build-a-time-machine/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 11 Dec 2024 18:00:00 +0000 From warp drives to quantum tricks, here are five ways that physicists have figured out how to theoretically travel back in time mg26435212-700-the-wild-physics-that-could-actually-be-used-to-build-a-time-machine|2459276 https://www.newscientist.com/article/mg26435211-200-science-can-be-our-trusty-shield-in-a-time-of-deepening-crises/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 11 Dec 2024 18:00:00 +0000 Events across the globe have conspired to create a sense of chaos, but many fields of research can help us make sense of the world, says Chanda Prescod-Weinstein mg26435211-200-science-can-be-our-trusty-shield-in-a-time-of-deepening-crises|2459251 https://www.newscientist.com/article/2459418-ultracold-atoms-measure-gravity-with-surprising-precision/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 10 Dec 2024 16:44:13 +0000 Atoms cooled to near absolute zero let researchers make a measurement of gravity 20 per cent more precise than the standard quantum limit usually allows 2459418-ultracold-atoms-measure-gravity-with-surprising-precision|2459418 https://www.newscientist.com/article/mg26334993-000-how-a-simple-physics-experiment-could-reveal-the-dark-dimension/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 10 Jul 2024 17:50:00 +0100 Could the universe's missing matter be hiding in a "dark" extra dimension? We now have simple ways to test this outlandish idea - and the existence of extra dimensions more generally mg26334993-000-how-a-simple-physics-experiment-could-reveal-the-dark-dimension|2438874 https://www.newscientist.com/article/2459102-ai-found-a-new-way-to-create-quantum-entanglement/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 06 Dec 2024 21:30:14 +0000 In a surprise discovery, researchers found a new way to generate quantum entanglement for particles of light, which could make building quantum information networks easier 2459102-ai-found-a-new-way-to-create-quantum-entanglement|2459102 https://www.newscientist.com/article/2458540-these-are-the-most-mind-melting-physics-discoveries-of-2024/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 03 Dec 2024 14:00:13 +0000 We collected some of the wildest physics that New Scientist covered in 2024, findings that are forcing scientists – and us – to rethink reality 2458540-these-are-the-most-mind-melting-physics-discoveries-of-2024|2458540 https://www.newscientist.com/article/mg26234932-900-quantum-time-travel-the-experiment-to-send-a-particle-into-the-past/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 29 May 2024 17:00:00 +0100 Time loops have long been the stuff of science fiction. Now, using the rules of quantum mechanics, we have a way to effectively transport a particle back in time – here’s how mg26234932-900-quantum-time-travel-the-experiment-to-send-a-particle-into-the-past|2433162 https://www.newscientist.com/article/mg26435190-100-we-may-be-about-to-solve-the-greatest-riddle-of-electromagnetism/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 27 Nov 2024 16:00:00 +0000 Physicists have long wondered why particles can only have an electric charge of +1, -2 or any whole number. Now we increasingly suspect that, actually, that's not true after all mg26435190-100-we-may-be-about-to-solve-the-greatest-riddle-of-electromagnetism|2457380 https://www.newscientist.com/article/mg26435180-800-the-universe-could-vanish-at-any-moment-why-hasnt-it/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 19 Nov 2024 16:00:00 +0000 A cataclysmic quantum fluctuation could wipe out everything at any moment. The fact that we’re still here is revealing hidden cosmic realities mg26435180-800-the-universe-could-vanish-at-any-moment-why-hasnt-it|2456472 https://www.newscientist.com/article/2456433-quantum-time-crystals-could-be-used-to-store-energy/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 18 Nov 2024 19:59:47 +0000 The weird thermodynamics found in time crystals could be harnessed to store energy in a quantum battery-like device 2456433-quantum-time-crystals-could-be-used-to-store-energy|2456433 https://www.newscientist.com/article/2456023-bizarre-test-shows-light-can-actually-cast-its-own-shadow/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 14 Nov 2024 15:00:52 +0000 With the help of a ruby cube and two laser beams, researchers made one ray of light cast a shadow when illuminated by the other 2456023-bizarre-test-shows-light-can-actually-cast-its-own-shadow|2456023 https://www.newscientist.com/article/mg26435170-100-you-cant-put-a-price-on-the-sense-of-awe-particle-physics-inspires/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 13 Nov 2024 18:00:00 +0000 Astronomy and particle physics are no longer seen as vital by the US establishment, so funding has fallen. But our work creates a sense of wonder, and wonder matters, says Chanda Prescod-Weinstein mg26435170-100-you-cant-put-a-price-on-the-sense-of-awe-particle-physics-inspires|2455446 https://www.newscientist.com/article/2455811-jets-of-liquid-bounce-off-hot-surfaces-without-ever-touching-them/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 12 Nov 2024 18:51:32 +0000 Droplets of fluid have been known to hover above a hot surface, but a new experiment suggests the same can happen to tiny jets of liquid too 2455811-jets-of-liquid-bounce-off-hot-surfaces-without-ever-touching-them|2455811 https://www.newscientist.com/article/2455266-quantum-rubiks-cube-has-infinite-patterns-but-is-still-solvable/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 08 Nov 2024 15:30:22 +0000 Allowing for moves that create quantum superpositions makes a quantum version of a Rubik’s cube incredibly complex, but not impossible to solve 2455266-quantum-rubiks-cube-has-infinite-patterns-but-is-still-solvable|2455266 https://www.newscientist.com/article/2455058-knots-made-in-a-weird-quantum-fluid-can-last-forever/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 06 Nov 2024 20:15:51 +0000 Shapes created by vortices in water often fall apart, but an odd quantum fluid made from ultracold atoms could support vortex knots that never lose their knottiness 2455058-knots-made-in-a-weird-quantum-fluid-can-last-forever|2455058 https://www.newscientist.com/article/mg26435162-400-what-is-the-price-of-genius-asks-biography-of-roger-penrose/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 06 Nov 2024 18:00:00 +0000 The Impossible Man by Patchen Barss salutes Roger Penrose's groundbreaking work in physics and mathematics while challenging the idea that a genius should be exempt from ordinary obligations mg26435162-400-what-is-the-price-of-genius-asks-biography-of-roger-penrose|2454622 https://www.newscientist.com/article/2454717-heat-can-flow-backwards-in-a-gas-so-thin-its-particles-never-touch/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 04 Nov 2024 21:45:20 +0000 A surprising reversal of our usual understanding of the second law of thermodynamics shows that it may be possible for heat to move in the “wrong” direction, flowing from a cold area to a warm one 2454717-heat-can-flow-backwards-in-a-gas-so-thin-its-particles-never-touch|2454717 https://www.newscientist.com/article/2454508-weve-seen-particles-that-are-massless-only-when-moving-one-direction/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 01 Nov 2024 20:08:49 +0000 Inside a hunk of a material called a semimetal, scientists have uncovered signatures of bizarre particles that sometimes move like they have no mass, but at other times move just like a very massive particle 2454508-weve-seen-particles-that-are-massless-only-when-moving-one-direction|2454508 https://www.newscientist.com/article/2454024-there-may-be-a-cosmic-speed-limit-on-how-fast-anything-can-grow/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 01 Nov 2024 14:28:25 +0000 Alan Turing's theories about computation seem to have a startling consequence, placing hard limits on how fast or slow any physical process in the universe can grow 2454024-there-may-be-a-cosmic-speed-limit-on-how-fast-anything-can-grow|2454024 https://www.newscientist.com/article/2454183-cloud-inspired-material-can-bend-light-around-corners/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 01 Nov 2024 10:00:21 +0000 Light can be directed and steered around bends using a method similar to the way clouds scatter photons, which could lead to advances in medical imaging, cooling systems and even nuclear reactors 2454183-cloud-inspired-material-can-bend-light-around-corners|2454183 https://www.newscientist.com/article/2453767-quantum-batteries-could-give-off-more-energy-than-they-store/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 29 Oct 2024 19:15:33 +0000 Simulations suggest that when a quantum battery shares a quantum state with the device it is powering, the device can gain more charge than was stored in the battery to begin with 2453767-quantum-batteries-could-give-off-more-energy-than-they-store|2453767 https://www.newscientist.com/article/2453356-quantum-schrodingers-cat-survives-for-a-stunning-23-minutes/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 28 Oct 2024 19:32:34 +0000 A typically fragile quantum superposition has been made to last exceptionally long, and could eventually be used as a probe for discovering new physics 2453356-quantum-schrodingers-cat-survives-for-a-stunning-23-minutes|2453356 https://www.newscientist.com/article/mg26435140-400-rich-biography-of-marie-curie-shows-how-she-helped-women-into-science/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Wed, 23 Oct 2024 19:00:00 +0100 Marie Curie redefined the role of women in science by training a generation of “lab daughters” to have stellar careers, shows Dava Sobel's detailed and intimate new biography, The Elements of Marie Curie mg26435140-400-rich-biography-of-marie-curie-shows-how-she-helped-women-into-science|2452426 https://www.newscientist.com/article/mg26435140-700-solving-stephen-hawkings-black-hole-paradox-has-raised-new-mysteries/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 21 Oct 2024 17:00:00 +0100 Physicists finally know whether black holes destroy the information contained in infalling matter. The problem is that the answer hasn’t lit the way to a new understanding of space-time mg26435140-700-solving-stephen-hawkings-black-hole-paradox-has-raised-new-mysteries|2452429 https://www.newscientist.com/article/2452341-the-laws-of-physics-appear-to-follow-a-mysterious-mathematical-pattern/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 21 Oct 2024 13:07:29 +0100 The symbols and mathematical operations used in the laws of physics follow a pattern that could reveal something fundamental about the universe 2452341-the-laws-of-physics-appear-to-follow-a-mysterious-mathematical-pattern|2452341 https://www.newscientist.com/article/2452289-indestructible-quantum-rifts-can-exist-in-two-places-at-once/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Fri, 18 Oct 2024 20:00:39 +0100 Researchers used a collection of charged atoms to create a quantum superposition of an exotic type of defect 2452289-indestructible-quantum-rifts-can-exist-in-two-places-at-once|2452289 https://www.newscientist.com/article/2452045-quantum-theory-is-challenging-long-standing-ideas-about-entropy/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Tue, 15 Oct 2024 23:15:49 +0100 A mathematical study finds that three definitions of what it means for entropy to increase, which have previously been considered equivalent, can produce different results in the quantum realm 2452045-quantum-theory-is-challenging-long-standing-ideas-about-entropy|2452045 https://www.newscientist.com/article/2451369-tiniest-ruler-ever-measures-distances-as-small-as-an-atoms-width/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Thu, 10 Oct 2024 20:00:44 +0100 A new technique uses glowing molecules, laser light and microscopes to measure distances as minuscule as 0.1 nanometres – the width of a typical atom 2451369-tiniest-ruler-ever-measures-distances-as-small-as-an-atoms-width|2451369 https://www.newscientist.com/article/2450758-certain-quantum-systems-may-be-able-to-defy-entropys-effects-forever/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=physics Mon, 07 Oct 2024 23:00:26 +0100 A mathematical proof shows that some quantum states can resist nature’s tendency to disorder – but only under very specific conditions 2450758-certain-quantum-systems-may-be-able-to-defy-entropys-effects-forever|2450758