"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 ...

“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.

(CNN) — Lightning is a familiar sight in stormy skies, but a new report has revealed just how far some bolts can travel — in one case, more than 500 miles. That astonishing bolt sparked to life in ...

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 ...

Dramatic dashcam video caught the moment a bolt of lightning struck an electric pole in South Carolina, causing a transformer to explode — shooting a fireball into the sky beside oncoming traffic. An ...

Victor Pasko, left, professor of electrical engineering in the Penn State School of Electrical Engineering and Computer Science, and Zaid Pervez, a doctoral student in electrical engineering, revealed ...

"When I checked the camera, I saw this enormous bolt in the right third of the shot. I was pretty stoked with it." A thunderstorm electrifies as ice particles within the cloud formations grow, ...