Atomic scientists on Tuesday moved their "Doomsday Clock" closer to midnight than ever before, citing Russian nuclear threats ...

In 2023, Mads Petersen, owner of Greenland-based startup Arctic Unmanned, sat in a car to keep warm while he tested a small drone at minus 43 degrees Celsius (minus 45 degrees Fahrenheit). The cold ...

At least 20 American mercenaries fighting on the side of Ukraine have been reported missing in combat, with casualties among ...