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

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

This video explores obscure answers to the Fermi Paradox, asking why the universe seems silent if alien civilizations should ...

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

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

Astronomers have released the largest gravitational wave catalog ever, revealing 161 new black hole collisions and pushing the total number of detections to 390. Among the highlights are the clearest ...

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.