A look at the idea of searching for signs of pollution beyond Earth.

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

Avi Loeb, a cosmologist who studied black holes and served as head of Harvard’s astronomy department until 2020, has been ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

This video explores the uncomfortable possibility that the biggest obstacle in finding alien life is not distance, but ...

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

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

“Mr. Chair, the truth is out there.” That’s what Rep. Nate Davidson, D-Cumberland and Dauphin said during a Tuesday Pa. House ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

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