A powerful solar storm isn’t just science fiction—it’s a real and growing threat. NASA and NOAA have issued warnings about future solar superstorms that could knock out power grids, disrupt GPS and ...

Last spring, the strongest geomagnetic storm in two decades slammed Earth, producing light displays across the Northern ...

In 1859, a severe solar storm triggered auroras as far south as Hawaii and caught telegraph lines on fire in a rare event. And a 1972 solar storm may have detonated magnetic U.S. sea mines off the ...

In 1859, a severe solar storm triggered auroras as far south as Hawaii and caught telegraph lines on fire in a rare event. And a 1972 solar storm may have detonated magnetic U.S. sea mines off the ...

In 1859, a severe solar storm triggered auroras as far south as Hawaii and caught telegraph lines on fire in a rare event. And a 1972 solar storm may have detonated magnetic U.S. sea mines off the ...