SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant intelligent life. Now researchers believe that space weather could distort and blur s ...

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

Ever since physicist Freeman Dyson first proposed the concept in 1960, the "Dyson sphere" has been the holy grail of ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

After bringing Ridley Scott's sci-fi franchise to TV, FX's Alien: Earth is set to begin filming Season 2 soon according to Sydney Chandler.

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

While 'Lanterns' might be aiming for a down to Earth feel, the mention of the Green Lantern Ch'p hints at a more cosmic scale.

These 20 animals are so strange they look like science fiction creations, but they’re completely real. Nature is far more bizarre than you think.

Disclosing government documents about UFOs won't mean much without hard physical evidence for alien spaceships or alien bodies.

Are we alone in this universe? Is there intelligent life out there? Or are they living among us? Humans have wondered about aliens for centuries. But, have you ever thought about the most important ...