cosmogony
2024’s Biggest Breakthroughs in Physics
The year’s biggest breakthroughs in physics included evidence that dark energy may be weakening, the discovery of a supersolid, and new advances in quantum geometry
A generation of physicists has referred to the dark energy that permeates the universe as “the cosmological constant.” Now, the Dark Energy Spectroscopic Instrument (DESI) has produced the largest map of the cosmos to date — hinting that this mysterious energy has been changing over billions of years.