It’s the most energetic particle of its kind ever discovered, and scientists have no idea where it came from. It’s the most energetic particle of its kind ever discovered, and scientists have no idea where it came from. Neutrinos, Space and Astronomy, Telescopes and Observatories, Physics, Sensors, Black Holes (Space), Stars and Galaxies, IceCube Neutrino Observatory, Nature (Journal), Antarctic Regions, Mediterranean Sea, France, Sicily (Italy), your-feed-science NYT > Science