Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Cosmic rays may play a role ...

Scientists appear to have found the final puzzle pieces to unravel the mystery behind how lightning strikes occur. Around the world, every day, roughly three and a half million bolts of lightning ...

All lightning on Earth may have its roots in space, new research suggests. Lightning flashes on Earth about 100 times per second, but what triggers lightning in thunderstorms remains mostly unknown.

While the conditions needed to produce lightning have been well known for some time, exactly how it forms isn't well undestood by scientists. A new study points to cosmic origins. Thunderstorms have ...

Cosmic rays may offer an out-of-this-world answer to a long-standing mystery about lightning on Earth, a new study suggests. Thunderstorms are exceedingly common; a staggering 3 million lightning ...

Get exclusive reporting, live Q&As and ad-free reading. LiveScience All lightning on Earth may have its roots in space, new research suggests. Lightning flashes on Earth about 100 times per second, ...