In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

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

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

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 ...

The third known visitor from another star system, 3I/ATLAS, has already delivered on one of the biggest promises in modern ...

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 ...

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

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

Seth Rogen voices the alien in Paul (2011), starring Simon Pegg and Nick Frost. This sci-fi comedy features Sigourney Weaver ...

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