Trump administration quietly registers Aliens.gov amid renewed interest in UFO records.

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

New research provides a physics based solution for why we aren't hearing potential messages from alien civilizations.

If someone told you there’s a place in Colorado specifically built for watching aliens, you’d probably assume it was a joke.

Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

A Ramona Unified School District board member's remarks have sparked controversy after a video of the Wednesday school board ...

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to ...

A provocative Joe Rogan clip asking: "Do You Think Aliens Watching Us?"Joe breaks down why alien observation of Earth (and ...

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

The UFO Watchtower in Center, Colorado, is exactly that kind of place, a delightfully bizarre roadside attraction that takes alien-watching seriously while somehow managing to be completely ...