A new airborne imaging approach can reliably detect unexploded weapons that lie in shallow coastal waters and remain an ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

This is the story of a mysterious finding in New Hampshire, pieced together from the incident summary sheet and official ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...