This is to do with something called object permanence, an idea of understanding that even when you can't see something, it still exists, something that babies genuinely do struggle with. So how about ...

A NASA whistleblower claimed that the space agency knowingly covered up proof of alien life captured in everyday photos.

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

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

The Trump administration selected a controversial Harvard astronomer to lead their new scientific advisory council to study ...

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

A controversial Harvard University cosmologist who has suggested alien lifeforms could be sailing into the solar system disguised as meteors is leading the Trump administration’ ...

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

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

"This is a detective story that can be resolved with better data," Harvard astrophysicist Avi Loeb told Newsweek.

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...