Slushy hailstones of ammonia and water were part of a bizarre theory to explain the planet's poorly mixed atmosphere. These mushballs seem to be real, say UC Berkeley scientists.

Curious about whether the clouds you see mean sunny skies, roaring storms or a stunning sunset? Here’s your guide to the different types of clouds and what they mean for you.

Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted ...

Comment AI's appetite for power is exploding. Hyperscalers have only just begun to adopt Nvidia's 120 kW-per-rack systems, ...

We haven’t figured out exactly what gives them their shape, determines altitude – or makes them rain when they do. But ...