For more than a century, physicists have watched particles rain down from space carrying energies that dwarf anything a ...

Scientists from the Telescope Array Collaboration have detected an ultrahigh-energy cosmic ray, a discovery that’s challenging our current understanding of exotic cosmic phenomena and their origins.

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The detected cosmic ray had an estimated energy of 244 EeV, comparable to the most energetic cosmic ray ever observed (Osaka Metropolitan University/L-INSIGHT) (CN) — Researchers out of Osaka, Japan, ...

A century after the discovery of cosmic rays, scientists may have identified a hidden principle governing how these particles ...

To reach this conclusion, scientists studied millions of data points captured by a cosmic ray detector on the ISS. When you purchase through links on our site, we may earn an affiliate commission.

A long-time question in astrophysics appears to finally be answered, thanks to a collection of large, high-tech water tanks on a mountainside in Mexico. The High-Altitude Water Cherenkov (HAWC) data ...

Observations made by researchers using a National Science Foundation (NSF) detector at the South Pole and verified by ground- and space-based telescopes have produced the first evidence of one source ...

Detection by Askaryan Radio Array holds promise for future research into sources, nature of cosmic rays and neutrinos ...

Artist’s illustration of extensive air showers induced by ultra-high-energy cosmic rays. Credit: Toshihiro Fujii/L-INSIGHT/Kyoto University Cosmic rays are highly energetic subatomic particles ...

Researchers have detected one of the highest-energy particles ever falling to Earth. Cosmic rays are high-energy particles that come from sources in space such as the sun, but this recent detection is ...