There's a lot of natural variation in the color of human hair. What's the physical explanation for the difference?
Mar 6
Deinonychus: The Dinosaur That Sparked a Renaissance
The discovery of Deinonychus, an agile theropod that may have hunted in packs, changed the way we think about dinosaurs -- and inspired 'Jurassic Park' to boot. Learn about Deinonychus and the real (smaller) Velociraptor in this episode of BrainStuff, based on this article: https ... Show More
8m 5s
Feb 2025
Where Did Curly Hair Come From? Biological Anthropology May Provide Insights
It’s fairly strange that humans, unlike many other mammals, don’t have hair all over. Our lack of body hair and wide geographic distribution led to the variation of sun-protective melanin in our skin. For the hair that remains, why did some groups develop curls while others did n ... Show More
18m 46s
Feb 2025
Where Did Curly Hair Come From? Biological Anthropology May Provide Insights
It’s fairly strange that humans, unlike many other mammals, don’t have hair all over. Our lack of body hair and wide geographic distribution led to the variation of sun-protective melanin in our skin. For the hair that remains, why did some groups develop curls while others did n ... Show More
18m 46s
Aug 2025
Ep115 "What is color? Part 1: Why hunters wear orange"
Why do birds and bees choose different flowers? Why do mammals' eyes seem to be optimized for moving around at night, and what does that have to do with hairless humans getting angry? What does any of this have to do with road signs, camouflage, mantis shrimp, the sun, the dress ... Show More
37m 36s
Jan 2025
How science can help us tackle racism
Most of us like to think we live in an equal society that offers the same opportunities to all. But unfortunately, hundreds of scientific studies say otherwise. Racial bias is essentially everywhere, often hiding in plain sight.
For example, did you know that black people are as ... Show More
40m 58s