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 ...

The interstellar object 3I/ATLAS showed no signs of alien technology, according to sensitive radio observations conducted by scientists.

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

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

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

With tons of "Star Trek" alien races depicted over the decades, consistency is a tall order. And in the case of these aliens, ...

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

A stunning meteor was spotting zooming across the sky in the US, just hours before locals rung in the New Year, with an ...

Harvard's Avi Loeb investigates whether the interstellar object 3I/ATLAS is leaking artificial propellants, suggesting that ...

“Hollywood has preconditioned us to expect one of two types of alien contact, either a hostile invasion force or a benevolent ...

Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...