Don Johanson recounts the discovery of an iconic human ancestor in Ethiopia.
Neil Shubin finds a tiny fossil that represents an important time in our evolution.
Our color vision is a gift from tree-dwelling primate ancestors in search of ripe fruit.
Our relationship to living primates can be seen in their anatomy and genes.
See just how much your brain has in common with a fish brain.
Biologist Peter Holland shows us how much we have in common with a wormy little animal.
Teeth are an incredbily important tool for understanding how an animal lives.
As Bruce Latimer explains, our evolutionary history has some consequences for our back.
Neil Shubin recounts the discovery of an iconic fish fossil in the Canadian Arctic.
Join a hunt for ancient tools and look for evidence of toolmaking in fossil hands.
"Ardi" changed our understanding of how our ancestors first started walking on two legs.
Tim White gives an overview of the discovery of a hominid fossil known as Ardi.