Thousands of mysterious clay mounds found on Mars were formed by ancient water on the Red Planet's barren northern plains, ...

Nestled in the rugged terrain of the Caucasus Mountains, a colossal prehistoric fortress has emerged as one of the most ...

A New Jersey mayor has shared photos of what appeared to be glowing orange orbs that then transformed into drones, adding ...

Fighting around Sudan's largest oil refinery set the sprawling complex ablaze, satellite data analyzed by The Associated ...