Researchers in the United States’ Fermilab moved the final subdetector for Mu2e into the ...

Cosmic rays are high-energy particles from outer space that strike Earth's atmosphere, generating showers of secondary particles, such as muons, that can reach the planet's surface. In recent years, ...

Energetic particles that pop briefly into existence when cosmic rays hit Earth’s atmosphere could help assess hidden damage to buildings in Ukraine after the war ends. In the 1970s, a pioneering ...

Muons, similar to neutrons, are subatomic particles that travel at almost the speed of light and can penetrate deep into matter. They allow scientists to comprehend the atomic scale without destroying ...