When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

We could see robots working on NASA's Habitable Worlds Observatory out in space.

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” – Arthur C.

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

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

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

The Pentagon released over a hundred newly declassified files related to UFOs (now officially referred to as Unidentified ...