Add Yahoo as a preferred source to see more of our stories on Google. Lightning is a familiar sight in stormy skies, but a new report has revealed just how far some bolts can travel — in one case, ...

"Thunder is impressive," Mark Twain wrote, "but it is lightning that does the work." Anyone who's watched a lightning storm will understand what he meant: Lightning is one of nature's most ...

Why Lightning Happens — And Why It’s So Dangerous. Meteorologist Matt Bullock explains.

An enormous, 515-mile-long flash of lightning that crossed at least three states has been named the longest in recorded history in the world. The 2017 “megaflash” stretched from eastern Texas to near ...

The collision of two lightning-bolts-in-the-making spawned an exceedingly brief but extremely energetic flash of gamma rays. This first-of-its-kind observation may help explain an origin of some of ...