Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

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

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

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The pilots dubbed the fireballs “foo fighters” but had no idea what they were. Plasma? Enemy tech? Aliens? We still haven’t ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

White House taps polarizing Harvard astronomer to lead new UFO council - The team’s mission is to investigate the national ...

NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth.

When people think of Gene Roddenberry, they usually think of Star Trek, which is understandable considering that the ...