A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

This documentary argues that alien life may be common, but contact could still be almost impossible because the universe ...

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

With “Grand Theft Auto VI” looming in November, some developers have moved up their best games’ release dates.

Illumination has released the trailer for “Not Alone,” a new alien-themed animated film starring Timothée Chalamet and Selena ...

The Supreme Court has upheld a broad conception of birthright citizenship, rejecting President Donald Trump’s executive order.