Sprites “are transient luminous events” that “are triggered by intense electrical activity in the thunderstorms,” astronaut ...

An astronaut aboard the International Space Station has shared a striking photo of what is known as a Transient Luminous ...

Astronaut Nichole Ayers recently witnessed a phenomenon known as a sprite from the International Space Station.

A “roll cloud” spotted off the coast of Portugal looked like something out of a movie. Here’s the science behind it.

Have you ever looked up at the sky and been struck speechless by a cloud so strange it seemed like a message from another ...