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

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

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.

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

The United States is offering to give illegal aliens $3,000 if they register for self-deportation on the CBP One app by the ...

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 ...

Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

Earth season 1 - Hulu The "Alien" franchise has enjoyed an exceedingly long life, even by Hollywood standards. Ridley Scott's ...

NASA’s Europa Clipper mission is set to investigate Jupiter’s icy moon for signs of a vast subsurface ocean and the chemical ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...