More than a million years in the making, this gigantic chasm in the Panhandle Plains—and its remarkable hoodoos, pinnacles, ...

A remarkable 158.20-carat yellow diamond was discovered at Canada's Diavik Diamond Mine as it nears its 2026 closure. This ...

Standing at the rim of the Grand Canyon taking selfies is fine, but it’s like going to a concert and staying in the parking ...

Ever wonder what’s lurking inside the mountains you drive past every day? At Linville Caverns in Marion, the answer involves ...

The evolutionary case for eating meat is etched into human anatomy — but so is the case against it. The science deserves more ...

In the fourth episode of our Stones & Bones video series, National Geographic digital editor Nicholas St. Fleur examines the ...

Does it ever feel like the years vanished overnight? You're not the only one. As we age, time seems to "fly by" as our ...

Coincident with the rise of the dinosaurs, a large landmass filled most of the Arctic circle, potentially contributing to ...

Archaeologists have identified the earliest sustained human occupation in Highland Southern Africa, and suggest it could not ...