The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...

Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

David Bowie as Thomas Jerome Newton in 'The Man Who Fell to Earth'; a Xenomorph in 'Aliens'; Scarlett Johansson as the Female in 'Under the Skin' A casual viewer might assume that if you've seen one ...

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

We've all grown up dreaming of aliens landing on the Earth or laser beaming across the sky; well, either way, it's sci-fi and ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

Drop onto dangerously reactive alien planets where every pixel is physically simulated. Craft wild guns and abilities that ...

A casual viewer might assume that if you've seen one alien movie, you've seen them all. But that couldn't be further from the truth, as filmmakers throughout cinematic history have used these ...