At any given time, about two-thirds of Earth's surface is covered by clouds. Overall, they make the planet much cooler than it would be without them. Subscribe to our newsletter for the latest ...

Airplanes form invisible ice clouds that trap heat. Study explains why contrails matter and how aviation warming has been ...

This striking satellite image reveals a giant, near-perfect cloud circle that formed in the heart of the Pacific Ocean more than a decade ago. While this type of cloud is not uncommon, it is extremely ...

NASA’s latest measurements show that Earth is reflecting less sunlight back into space, a subtle dimming that carries ...

This 2023 astronaut photo shows a pair of perfectly aligned "wave clouds" rippling above the Crozet Islands in the Southern Ocean. The unusual patterns are the result of changes in temperature caused ...