Humans built these mystery circles from mammoth bones 20,000 years ago

Unearthed 2,000-year-old Roman dagger restored to its former glory

A centuries-old riddle in stone has finally been solved

Australian Aboriginal tale might be the oldest story ever told

7 bizarre and fantastic creatures from the Biodiversity Heritage Library

9 interesting facts about the Nile River

We know more about how the victims of Vesuvius died — and it's grim

Australian fires reveal ancient water system built long before the pyramids

Gold bar found in Mexico City park was an Aztec treasure looted by conquistadors

Climate change may have been the one thing Vikings truly feared

What those beautiful glass prisms in the sidewalk are really for

Could ancient stone circles have been conduits for lightning strikes?