“We call it megaflash lightning and we’re just now figuring out the mechanics of how and why it occurs,” study co-author and Arizona State University climatologist Randy Cerveny said in a statement.

Add Yahoo as a preferred source to see more of our stories on Google. Talk about a bolt from the blue. Scientists July 31 announced the discovery of the world's longest lightning flash ever detected – ...

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 ...

"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 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. There’s regular lightning and then there’s megaflash lightning ...

Talk about a bolt from the blue. Scientists July 31 announced the discovery of the world's longest lightning flash ever detected – a whopping 515-mile-long bolt that blasted across central U.S. skies ...