Claims for the detection of life on other planets go back decades. Here's why you should still be skeptical despite recent discoveries.

The Perseverance rover on Mars just took an amazing selfie - but some of its most exciting work is just beginning.

The planet Mars might still conceal significant reserves of liquid water beneath its surface. A recent discovery, based on ...

Scientists have long known that ancient rivers carved channels across Mars, but the exact pathway of water between the ...

Discover interesting facts about how the moon formed, what it's made out of, and the many missions humans have launched to ...

From Josh O’Connor’s art heist film to a Julian Assange documentary, here are our critics’ hits and misses of the festival ...

NASA has tracked four asteroids set to safely fly past Earth between May 23 and 25, including one the size of a stadium.