Once the most popular framework for physics beyond the Standard Model, supersymmetry is facing a reckoning—but many researchers are not giving up on it yet.
Until recently, scientists had never detected black holes in the “mass gap”—now, particle physicists are exploring ideas beyond the Standard Model that could explain them.
Symmetrywriter Mike Perricone’s favorite physics books of 2020 cover an impressive span of time: from the very beginning of our universe until the very end.