NASA's Curiosity rover found pure sulfur crystals inside a rock after backing over and accidentally crushing it on May 30, ...

After Challenger shattered NASA's ambitions, engineers designed a secret unmanned cargo rocket powerful enough to assemble ...

NASA’s Perseverance rover has uncovered the most extensive evidence yet of complex organic molecules on Mars, detecting ...

"If Mars could develop this kind of complex crust without plate tectonics, then maybe the conditions needed for habitability ...

Case in point: Scientists from Tokyo University and Hokkaido University in Japan stumbled across some mysterious jet-black ...

We explore the litany of cinematic deaths of the 1990s and select the five that prove the funniest of the lot. Read more ...

Astrobiologists think extraterrestrial civilisations grow so much that they hit crisis points, missing the chance to set out ...

Scott Solomon is an evolutionary biologist. We spoke to him about what our descendants in future settlements on the Red ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

A look at 10 of the greatest alien sci-fi movies, from Ridley Scott's Alien to Denis Villeneuve's Arrival, none by Steven ...