PHOENIX — Arizona is home to telescopes at Kitt Peak south of Tucson and Lowell Observatory in Flagstaff and now northern Arizona is a finalist to be home for a 40- telescope array. Meteor Crater and ...

Detected in 2021, the Amaterasu particle ranks among the most energetic cosmic rays ever observed, carrying an estimated 244 exa-electronvolts. Its apparent arrival from a nearly empty region of space ...

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.

Add Yahoo as a preferred source to see more of our stories on Google. China has put forth a proposal to construct a large radio telescope array on the far side of the moon. For the last few years, ...

New analysis by Francesca Capel and Nadine Bourriche narrows possible sources of the Amaterasu cosmic ray, suggesting nearby galaxies like M82 rather than the Local Void.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Astronomers have begun a first-of-its-kind search for signs ...

October 16, 2024, Mountain View, CA - Scientists at the SETI Institute and partners from Penn State University used the Allen Telescope Array (ATA) to search for signs of alien technology in the ...