Earth may not be the only world with vast bodies of liquid water, and some distant planets could contain far more water than our own. Depending on a planet’s mass, temperature and composition, its ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be unexplained flying objects. These file dumps were the culmination of a ...

Babou Ceesay and Sydney Chandler behind the scenes of 'Alien: Earth' Season 2 - FX As we gear up for the continuation of the Earth-based adventure, we’re breaking down everything you need to know ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of a watery exoplanet with a red dwarf sun overhead. A new study suggests that the exoplanet GJ 3378b, which ...

From the Star Wars spin-off The Mandalorian to the classic series Star Trek: The Next Generation, these are the best sci-fi ...

Aliens are often the cornerstone of many great sci-fi shows. Here are 15 of the best shows that heavily revolve around extraterrestrial beings.

The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth. By Kai James / The Conversation Published May 27, 2026 8:00 AM EDT This article was ...