Subscribe now

Physics

The 100-year-old symmetry theorem that is still changing physics today

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

By John Gribbin and Mary Gribbin

4 February 2025

Emmy Noether’s theorem about symmetry is still contributing to modern physics

Shutterstock/okanakdeniz

The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of the universe. You can sign up for Lost in Space-Time here.

Chances are, you have never heard of Emmy Noether. But you should have. In an obituary that ran in The New York Times in 1935, Albert Einstein wrote: “In the judgment of the most competent living mathematicians, Fräulein Noether was the…

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox! We'll also keep you up to date with New Scientist events and special offers.

Sign up

To continue reading, subscribe today with our introductory offers

Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop