Kristina Killgrove

Anthropologists have discovered the first-ever Denisovan arm bone in a cave in southwest China, which also held thousands of prehistoric animal bones and stone tools.

A cat named Emerald and a dog named Ocean were memorialized in a Roman mosaic over 1,800 years ago.

A hoard of silver coins has been unearthed near Moscow, revealing new information about money minting in the 15th century.

Anthropologists studying the hip bones of Homo floresiensis have discovered that its pelvis was human-like, raising new questions about the origin of the enigmatic species.

Archaeologists have analyzed dozens of skeletons from a mass burial in a well. The lack of injuries suggests the people may have died from a plague rather than a battle.

A chance find of rare rock crystal tools a century ago paved the way for a better understanding of Neanderthals today.

Two newly discovered bird carvings reveal early humans' keen eye for artistry in the ice age world 40,000 years ago.

A new lidar survey of dense Amazonian rainforest has revealed hundreds of earthworks made by a mysterious civilization two millennia ago.

Newly excavated bones from Gran Dolina cave in Spain reveal an ancient human relative practiced cannibalism on adults and children, but researchers still don't know why.

An unusual 2,800-year-old Mesoamerican burial found in El Salvador included a face-down skeleton clutching a sea turtle vessel.