Just as California is waiting for the big earthquake, so now Mother Earth—or at least her passengers—may need to brace for a rock 'em, sock 'em solar blast bigger than the flares t...

The geomagnetic storm unleashed by the sun’s coronal mass ejections (CME) of a few days ago was helping Mother Earth celebrate International Women’s Day on Thursday afternoon March...

The sun has unleashed a solar flare of the magnitude that glanced off Earth’s northern magnetic pole in late January, NASA scientists say—only this one is headed straight toward us...

What NASA knows as sunspot 1402 spat out an X2-class solar flare on January 27, more powerful than the January 23 one that set the northern lights ablaze as far south as Ireland...

The radiation storm that sent debris rocketing toward Earth on January 23 is giving aurora borealis watchers a stunning light show as far south as Scotland and England and promises...

All over the north for the past few days, the recent plasma burst from the sun's coronal mass ejection (CME) has produced some spectacular aurora borealis sightings...

Duck!...

With the end of the Mayan "long count" calendar about 13 months away—December 21, 2012—doomsayers have been wondering what foreseeable event might be the culprit of the theorized a...