The Auger collaboration, which operates a cosmic ray observatory spanning 3000 km2 (~1158 sq mi) in the Argentine Andes, announces the observation of an unexpected structure in the spectrum ...

Ben may have been right way back when Stan Lee and Jack Kirby created him and the rest of the Fantastic Four 64 years ago, but we know a heck of a lot more about cosmic rays today. Back then, Grimm, ...

Recent airborne science flights to Greenland are improving NASA’s understanding of space weather by measuring radiation exposure to air travelers and validating global radiation maps used in flight ...

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my research would eventually lead me to ask a question about the origin of ...

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A complete survey of all the particle and antiparticle activity that goes on during the Sun’s 11-year cycle has found previously unknown ways these particles behave. Cosmic rays coming from outside ...

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 ...

The Martian radiation environment is characterised by a complex interplay between primary cosmic radiation and secondary particles generated through interactions with the thin Martian atmosphere and ...

Cosmic rays from outside the solar system, which can harm astronauts, spacecraft computers and electronic systems, are increasing and are now at a "space age" high, according to NASA researchers.