A machine-learning AI can solve physics problems by simplifying them to be more symmetric. “There are many, many cases in the history of science where people thought things were more complicated than ...

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

Modern physics explains much of how the universe works, from atoms to galaxies. Yet some problems remain stubbornly unresolved, resisting even the most advanced theories. These puzzles expose gaps in ...