History Channel series “Ancient Aliens” returns Friday, February 7 at 9 p.m. ET with all-new episodes. Stream the season premiere for free with a Philo 7-day trial.

EXCLUSIVE: After making a trip to space with Amazon founder Jeff Bezos, Star Trek star William Shatner is confident aliens ...

Scientists uncovered a "Lost City" deep underwater in the Atlantic Ocean that could prove the existence of extraterrestrial ...

Scientists searching for life beyond Earth often look to ocean worlds like Enceladus, one of Saturn’s icy moons. Enceladus ...

Trovants are rocks that grow by absorbing minerals from rainwater. Romania is home to a cluster of trovants that inspired ...

The belief that life exists outside of Earth is known as ‘cosmic pluralism’. Intriguingly, this was briefly a topic of ...

Researchers have discovered the maximum distance aliens would be able to detect signatures from Earth using technology similar to ours.