Underwater detector spots the most energetic neutrino yet
KM3NeT is a neutrino telescope consisting of strings of optical detectors placed deep beneath the ocean. Credit: KM3NeT On Feb. 13, 2023, something extraordinary happened deep beneath the Mediterranean Sea. KM3NeT’s Astroparticle Research with Cosmics in the Abyss (ARCA) telescope, a sprawling underwater array of ultra-sensitive photodetectors, caught sight of the telltale sign of an … Read more