Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

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

When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years from now, should the nation be fortunate enough to survive that long?

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

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

A comet screaming in from another star system carried alien ice ratios never seen before. What scientists found inside its spinning nucleus is reshaping how we picture worlds beyond our sun.

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

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

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...

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

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