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

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

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow the search for potentially habitable planets beyond Earth.

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 ...

Hoyt Richards, regarded as the world's first male supermodel, says his glamorous life hid a dark secret, as he claims he was ...

The Fermi paradox asks why we haven’t found aliens yet. Scientists say the answer may lie in timing, technology, and the vast ...

Alien Earth Season 2 begins filming in London with Tracey Ullman, Sam Spruell, and Jerome Flynn joining the FX series. Their ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

Led by a New York socialite who claimed to be an alien, Eternal Values boasted an elite membership. Now an ex-follower, 1980s male supermodel Hoyt Richards, is telling his story.

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...