Why Does Hitting Your Funny Bone Feel...Funny?
YouthBiologyHealthHumanScience... Explore the complex anatomy of the elbow, and find out why hitting your funny bone causes such an odd and painful sensation.
This Animal Lays Eggs AND Has Live Young
AdultsAnimalsLifeNatureBiology... You might think that an animal either lays eggs or has live young. But these species prove it's a lot more complicated than that.
The Truth About Petri Dishes
AdultsEducationScienceBiology One of the best ways of studying bacteria is to grow them on a petri dish, but only a tiny percentage of bacterial species will grow on them.
Why fish are better at breathing than you are - Dan Kwartler
AdultsAnimalsBiologyHumanScience... Explore how fish use their gills to breathe, and how these processes make them some of the most efficient breathers on Earth.
These Iguanas Have An Unusual Mating Tactic
AdultsAnimalsLifeNatureBiology... Crested iguanas were discovered on Fiji in 1979, and since then we've learned a lot about their behaviour, including their strange mating rituals. But how exactly did they end up on such a remote island in the first place?
The Four Spheres Part 1
YouthBiologyNatureScienceEducation... In this episode of Crash Course Kids, Sabrina talks about two of the four spheres that make up our planet; The Geosphere and the Biosphere.
How Skin, Snot, and Cells Keep Us Healthy: Animal Defense Systems: Crash Course Biology #45
AdultsBiologyHealthHumanScience... The world is full of microbes and viruses that can get us sick, but we’ve got an Avengers-style defense system ready to take them on.
The Rock That's Helping Us Find the Origin of Life
AdultsHistoryLifeScienceBiologySpace... Epidote might just look like a pretty little crystal, but it has a secret. thanks to the high-pressure circumstances where it forms, we can use it to help us uncover the origins of life on our planet, and maybe even find signs of life on Mars.
Can you transplant a head to another body?
AdultsBiologyHealthTechnologyHumanScience... Follow a neurosurgeon's attempts to perform a head transplant, and dig into the ethical and biological questions the procedure raises.
What Jumping Spiders Teach Us About Color
AdultsAnimalsLifeScienceBiology... How jumping spiders reveal an entire secret world of colors. Let BetterHelp connect you to a therapist who can support you - all from the comfort of your own home.
Plants Are Hardcore: Plant Anatomy & Physiology: Crash Course Biology
AdultsLifeNatureWorldScienceBiologyEducation... Plants may not seem like they’re doing much, but if you look closer, you’ll find a whole world just lurking beyond the surface.
You have no free will at all | Stanford professor Robert Sapolsky
AdultsBiologyHumanPsychologyScience... How your biology and environment make your decisions for you, according to Dr. Robert Sapolsky.
Animal News: Loud Fish
YouthAnimalsScienceBiology Researchers now know how a tiny fish called the Danionella cerebrum makes such a loud noise.
What Is Earwax?
YouthBiologyHumanHealthScience... Explore why earwax forms, its purpose in our health, and whether or not we should be trying to get rid of it.
The Wonderful World Of Insect Mouths
KidsAnimalsNatureScienceBiologyEducation... In this episode, Jessi and Squeaks learn about the many kinds of mouths insects can have, and why they look so different!