Titan, Saturn's largest moon, is home to vast lakes and seas - not of water, but of liquid methane and ethane. In this video, ...

The third entry in the horror sci-fi franchise almost went in a completely different direction.

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

Birthright citizenship, uphled by the US Supreme Court on Tuesday, is based on the principle of “jus soli”, meaning “right of the soil”.