Air showers' could help reveal cosmic rays' mysterious source

Cosmic rays

The mystery surrounding the source of the highest-energy particles known in the Universe has grown deeper. The particles, known as cosmic rays, can show up with energies a million times higher than

Cosmic rays

Extremely powerful cosmic rays are raining down on us. No one knows where they come from.

NIF laser experiments shed light on cosmic rays

Cosmic ray observatory to expand

The Muon Puzzle in cosmic-ray induced air showers and its connection to the Large Hadron Collider

Citizen scientists observe gamma-ray glows that may reveal origin of lightning

Extremely powerful cosmic rays are raining down on us. No one knows where they come from.