These giant rocks could roll at any moment. The fact they haven't offers a window into the shaking of ancient Earth.

And the clock is ticking—the United Nations predicts that the world will need to double food output in just a few decades.

CHINA has unveiled its latest advanced supersonic fighter jet capable of dropping devastating weapons from space. The ...

Russia on Sunday launched a massive drone and missile attack on Ukraine, described by officials as the largest over the past months, targeting energy infrastructure and killing civilians. The attack ...