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

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

Do aliens exist? Few debates have proved as enduring – or as divisive – as the question of whether there is life beyond Earth ...

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.

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

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

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

Roughly 66 million years ago, scientists believe an enormous meteor, dubbed Chicxulub, smashed into the Earth in an extinction-level event that wiped out 75 percent of life, including the vast ...

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...

Answers to some of those questions could finally become public after President Trump's call last week for the release of ...

A mysterious interstellar object known as 3I Atlas has entered our solar system, and the more scientists observe it, the stranger it becomes. Unlike typical comets, it began brightening far beyond ...