It's World UFO Day, but questions about aliens, UFOs and what governments know about them remain. UFO researcher Jon Stewart ...

From insects to the moon, people have mistaken very Earthly phenomena for UFOs many times.

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

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the national security risks ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...

A federal filing shows President Donald Trump took in nearly $1.2 billion from his crypto businesses last year, locking in ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

Space: 1999 may have offered audiences a glimpse into the future, but its premise was rooted in the past — specifically, in a ...