Muons are constantly being created as cosmic rays collide with molecules in Earth's upper atmosphere. With their ability to ...

An instrument built half a world away from any meteorological laboratory, designed to catch particles arriving from deep space, has become one of the most powerful tools available for probing the ...

A physics paper published September 8, 2026, in Physical Review Letters has used the world's largest cosmic-ray observatory in a way no experiment has tried before — measuring how much the number of ...

Superman’s X-ray vision isn’t actually that super. X-rays work well for seeing through thin ...

Laser-generated muons pierced 2 meters of concrete to image lead bricks, marking the first demonstration of laser-produced ...

An instrument built to study cosmic rays has turned out to be a powerful tool for investigating thunderstorms. Earlier ...

Muography is a powerful, non-invasive tool that can use cosmic-ray muons to image structures underground. Transmission ...

Cosmic rays let a telescope read thunderstorms from the ground, and Earth's magnetic field explains why it sees far more storms to the east.

Proton-oxygen collisions at the LHC reveal how extreme cosmic rays trigger particle showers when they slam into Earth’s atmosphere.

An instrument built to study cosmic rays has turned out to be a powerful tool for investigating thunderstorms. Earlier observations with the GRAPES-3 ...

This picture taken on May 1, 2024 shows Tokyo University PhD student Kei Misumi in a air shower room before entering a clean room at Tokyo University in Tokyo. Clean rooms, a vital part of ...