Ice Fishing for Cosmic Neutrinos . ... Astronomers with the Antarctic Muon and Neutrino Detector Array (AMANDA) lower into each vertical lake a string knotted with basketball-sized light detectors. ... The detectors are sensitive to blue light emitted in the surrounding clear ice. Such light is expected from ice collisions with high-energy neutrinos emitted by objects or explosions out in the universe. ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...