Alan Alda explores how much humans and chimps have in common, and what sets us apart. Watch the full episode now.
Alan Alda finds out how children will help—and like it, while chimps are less inclined to offer enthusiastic assistance.
Check out these behind-the-scenes photos from our day filming with Helen Neville and colleagues at the Brain Development Lab at the University of Oregon.
New research shows that humans' instinctual and symbolic number systems may be more closely related than was previously thought. Test your own approximation skills!
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