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.
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 ...
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 ...