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

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 ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien technology. Here’s the truth.

The apparent disappearance of the mysterious disc has prompted online discussion about whether government entities are purposefully obscuring genuine alien-related imagery ...

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

A computer expert pulled off the 'biggest military computer hack of all time,' breaching NASA's system to find what he said ...

Answers to some of those questions could finally become public after President Trump's call last week for the release of files related to UFOs or any "alien and extraterrestrial life." Mr. Trump ...

American air force accused of sharing fake news around extraterrestrial activity to divert attention from its ‘nefarious ...

The possibility of alien life has moved from fiction to scientific inquiry, fueled by government interest in UAP reports. While scientists haven't confirmed alien spacecraft, the universe's vastness ...