Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

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

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

One of Britain’s most prominent space scientists believes humanity may finally get an answer to one of its oldest questions ...

Prime Video is about to be the streaming home of the Alien film that restored pure fear, reminding audiences why xenomorphs ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

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

Many experts believe that aliens exist in the universe, with the key elements needed to sustain life found on comets, ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

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

When science fiction explores that, the results are often some of the most terrifying stories ever told on screen. The 2000 movie Supernova is what happens when Hollywood tries to clone Event Horizon ...

NASA ’s James Webb Space Telescope has found the strongest evidence yet that a small, rocky planet outside our solar system ...