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.
Our Instruction Manual for Existing
AdultsBiologyHistoryHumanScience... Your DNA contains all the instructions your body needs to function. In this episode of Crash Course Biology, we’ll figure out what this giant instruction manual looks like and how this three-billion-letter code gets copied into your trillions of cells through DNA replication.
Why Are All Humans Unique? Meiosis: Crash Course Biology
AdultsBiologyHumanScienceEducation... Ever wonder why we aren’t exact clones of our parents, or why siblings aren’t exactly alike? The reason traces back to meiosis. In this episode of Crash Course Biology, we’ll discover how egg and sperm cells get made and learn why you’re a totally unique remix of your parents’ DNA.
Do Gut Microbes Control Your Personality? | Kathleen McAuliffe | TED
AdultsBiologyHealthHumanNeuroscience... Biologist Kathleen McAuliffe dives into new research that suggests certain bacteria in your gut can influence major parts of who you are, from your personality to life-changing neurological disorders.
How Do We Get Energy? (Chemical Reactions): Crash Course Biology #26
AdultsEducationScienceBiology Cells need energy to power the chemical reactions that keep their microscopic cities running, and most of that energy comes from a chemical called ATP.
Can a Simple Brick Be the Next Great Battery?
AdultsEducationScienceTechnologyEnvironmentBiology... The world relies on manufacturing, and manufacturing relies on heat — a massive contributor to global carbon emissions, responsible for a quarter of the world's fossil fuel use.
Can you trust your memory? This neuroscientist isn’t so sure | André Fenton
AdultsBiologyHealthPsychologyNeuroscience... There are three kinds of memory that all work together to shape your reality. Neuroscientist André Fenton explains.
A Tour of the Cell: Crash Course Biology #23
AdultsBiologyEducationHumanScience... The cell is the basic unit of life, and our understanding of it has advanced as science, and the tools available to scientists, has advanced.
Everyone Was Wrong About Avocados - Including Us
AdultsAnimalsLifeNatureScienceBiology... If you’re a fan of avocados, you might have heard that they only exist thanks to prehistoric creatures called giant ground sloths.
How Did Life Begin? (Evolutionary History): Crash Course Biology #16
AdultsEducationScienceSelfBiologyEvolution... Humans may have been around for a long time, but life has existed for way longer. In this episode of Crash Course Biology, we’ll journey through deep time to uncover the history of life on Earth.
Why Did It Take Us So Long?
AdultsLifeNatureScienceBiologyEcology... We've long known that animal pollination is an important way plants reproduce on land, but we're only JUST finding out animals also pollinate plants underwater.
The best pregnancy test used to be this frog ... no, really - Carly Anne York
AdultsAnimalsNatureScienceBiologyHealth... Dig into how African clawed frogs can help detect human pregnancy, and how their use in experiments had unintended consequences.
The World's Longest Beak
AdultsAnimalsMediaNatureBiology... The sword-billed hummingbird has exclusive access to food that other birds simply cannot reach, but having such a long bill does have its drawbacks.