Explore the fascinating evolution of Mars atmosphere. Discover how it transformed, becoming trapped in its crust's clay ...

The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. The polar vortex is to blame.

Astronomers have mapped the 3D structure of an alien planet's atmosphere for the first time, revealing a layered system of extreme winds.

NASA’s double-asteroid redirection test, launched in 2022, was an actual experiment in space. It sent a rocket to strike an ...

A stronomers detected a 40-to-80-meter asteroid, dubbed a “city killer,” with the potential to collide with Earth in 2032, ...

Megan Nolan on the almost mystical appeal of animal escapes.