"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

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

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

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

Alien vs Captain America #2 hits stores Wednesday. Cap and the Commandos face HYDRA's xenomorphs while Red Skull plays mad scientist. What could go wrong?

The Safekeep author on her secret childhood reading, falling in love with Elizabeth Strout and why she keeps coming back to Zadie Smith ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Pocock, a space scientist at University College London and BBC presenter, predicts alien life will be found by 2075 but ...

Episode two also featured a key moment that only the most dedicated fans might have picked up on. This inside joke actually ...

Scientists have long believed Saturn’s moon Titan hid a massive underground ocean, but new research suggests something even stranger: a deep, icy slush filled with pockets of warm liquid water that ...

The Electric State, War of the Worlds, and Lilo & Stitch are all among the absolute worst and most disappointing science ...