New research finds early human ancestors during the Stone Age were more picky about the rocks they used for making tools than ...

Archaeologists previously discovered similar rocks that hominins transported to a separate, 2-million-year-old site on the ...

A 3.6-magnitude earthquake struck in Riverside County on Friday morning. The epicenter was in the Valle Vista community near ...

Guan Jing was struck by falling rocks on Tuesday while descending K2, a day after reaching its summit, a government ...

For decades, Racetrack Playa in California’s Death Valley and its "racing rocks", or "sailing stones", was a mystery that ...

Two drivers were seriously injured and were taken to a hospital after suspects threw or dropped large rocks from a pedestrian ...

Guan Jing, a Chinese mountaineer, was descending the world's second-highest peak when she was hit by rocks and died on Aug.