"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

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

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

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

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

The Manhattan district attorney’s office said it secured the return of dozens of ancient artifacts in June, after a process ...

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

Archaeologists in Israel have discovered a cave used by pre-Neanderthal human-like creatures who lived as long as 400,000 ...

Scientists drove ATVs for miles and then hiked miles more through dense forest to reach a site untouched by looting on Mexico ...