Carl Sagan explores the evolution of human intelligence from the big bang, fifteen billion years ago, through today in this never-before-released archival lecture. Show Notes The Leakey Foundation is 50 years old this year, and we’re celebrating...

A scientist solves the mystery of the only known chimpanzee civil war...thus far. In 1960, Louis Leakey sent Jane Goodall to start her study of chimpanzees at Gombe National Park, Tanzania. Her first decade of research led her to think that...

Origin Stories returns November 15th with more stories about how we became human.

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...

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...