Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...
A powerful flare unleashed a severe solar storm that caused auroras and GPS disruptions on Earth.
Earth sits in a harsh galaxy filled with high-energy particles that can strip atmospheres, scramble DNA, and sterilize worlds, yet life here has persisted for billions of years. New research suggests ...