Three true tales about what it's like to do field research. Kelly Stewart, Dorothy Cheney, and Robert Seyfarth share stories of gun smuggling, pet leeches, close encounters with hippos, and fan mail from one of the world's most infamous mass...

For a long time, scientists have been searching for the first Homo sapiens in the Great Rift Valley of Ethiopia. The story we've been telling about the origin of our species has gone something like this: Around 200,000 years ago in East Africa, the...

The stories and songs of prehistoric people are lost. Their art and artifacts are all that remain of their culture. The painted caves of Ice Age Europe are the world's most famous examples of prehistoric art. What does this art reveal about the people...

Paul Salopek's Walk Around the World

It's not every day you see a Facebook post that changes your life, but that's exactly what happened to Leakey Foundation grantee Alia Gurtov. Gurtov was checking her Facebook feed one morning and saw a post from paleoanthropologist Lee Berger. He was...