This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

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

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

Two illegal aliens were sentenced in federal court in Texas for their roles in a child sex trafficking case, according to DHS ...

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

For the last decade Harvard astronomer Avi Loeb has been scanning the skies and seas for evidence of intelligent alien life.

A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

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

Well, as a matter of fact, I have often had close encounters with aliens, only I never bothered to mention it here. For this ...

E.T. the Extra-Terrestrial was a global phenomenon that spawned many knockoffs, with films like Purple People Eater, Badi, ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

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