Neutrinos from space rain down from all directions

By tracking 35,000 high-energy particles, scientists find no single source

NEUTRINO CENTRAL  The IceCube Laboratory near the South Pole collects data from nearby underground sensors and picks out the detections most likely to have been triggered by neutrinos from deep space.

Sven Lidstrom, IceCube/NSF

SAVANNAH, Ga. — High-energy neutrinos from as far as the edge of the observable universe are pelting Earth from all directions, researchers announced April 7 at a meeting of the American Physical Society.