Columnist Natalie Wolchover checks in with particle physicists more than a decade after the field entered a profound crisis.

In 2023, a subatomic particle called a neutrino crashed into Earth with such a high amount of energy that it should have been ...

Everything we see around us, from the ground beneath our feet to the most remote galaxies, is made of matter. For scientists, that has long posed a problem: According to physicists’ best current ...

Across the quiet darkness of space and the buried detectors under Antarctic ice, a set of stubborn anomalies is piling up.

Do kaons decay using a new kind of physics? Researchers are trying to explain their anomalous findings. Their larger experiment is an ongoing investigation of CP symmetry. The anomalies could be ...