The G4 geomagnetic storm that brought auroras across the U.S. also generated electrical currents in rocks under the ground.

The northern lights will be visible for parts of the northern U.S., according to the NOAA Space Weather Prediction Center's ...

After a spectacular showing Thursday night, the Northern Lights could once again be visible in parts of the U.S. So, where ...

A strong geomagnetic storm is primed to hit Earth, driving the northern lights as far south as Kansas and the Ohio Valley.

The National Oceanic and Atmospheric Administration's (NOAA) Space Weather Prediction Center issued a "severe" (G4) ...

Tonight’s aurora is likely to be visible in Washington state, Colorado, the Dakotas, Iowa, Wisconsin, Michigan, New York, and ...

A powerful solar eruption created striking auroras in the night sky around the planet on Oct. 10 and 11. See photos.

Farther south, four tributaries—Bayou Fatma, Bayou Couvent (“Convent,” so named because it drained lands owned by the ...

A geomagnetic storm supercharged Earth's auroras, or the northern lights overnight on Thursday (Oct. 10), with aurora watchers in the U.S. and across the globe on hand to capture the stunning ...

"The aurora may become visible over much of the northern half of the country, and maybe as far south as Alabama to northern California," NOAA predicted.

Researchers created a seismic map of Earth's interior beneath the southeastern Pacific Ocean and discovered an ancient slab ...

In a new animation, scientists map the planet's plate tectonics over the last 40 percent of its history. It's the longest ...