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A planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could ...

With over decades of films and convincing radio plays, aliens have captivated our imaginations and our worst fears. They’ve ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

Picture this: you walk outside and into your yard and discover a strange metal sphere that’s a little smaller than a bowling ball (a diameter of eight inches), but a solid eight pounds heavier than ...

The vampiric Queen, Akasha (Sheila Atim), quickly dropped the name “Amel” in her big debut scene in episode five of The ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained ...