A new study published in Physical Review Letters by the IceCube Collaboration reports evidence that the energy spectrum of ...

The mysterious Amaterasu particle may not be a proton at all. New research suggests that some of the most extreme cosmic rays ...

A century after their discovery, cosmic rays—particles of extreme energy originating from the far reaches of the universe—remain a mystery to scientists. The DAMPE (Dark Matter Particle Explorer) ...

Scientists may have finally uncovered the mystery behind ultra-high-energy cosmic rays — the most powerful particles known in the universe. A team from NTNU suggests that colossal winds from ...

Artist’s impression of an ultra-high energy cosmic ray reaching Earth. New research suggests that some of the highest-energy cosmic rays may consist of atomic nuclei heavier than iron. The background ...

According to a radiation weather expert, a stream of high-energy particles from a supernova explosion may have triggered a sudden loss of altitude on a passenger plane. In late October, a JetBlue ...