Can you transplant a head to another body?
AdultsBiologyHealthTechnology...Follow a neurosurgeon's attempts to perform a head transplant, and dig into the ethical and biological questions the procedure raises.
You have no free will at all | Stanford professor Robert Sapolsky
AdultsBiologyHumanPsychology...How your biology and environment make your decisions for you, according to Dr. Robert Sapolsky.
Our Instruction Manual for Existing
AdultsBiologyHistoryHuman...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
AdultsBiologyHumanScience...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.
Can a Simple Brick Be the Next Great Battery?
AdultsEducationScienceTechnology...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
AdultsBiologyHealthPsychology...There are three kinds of memory that all work together to shape your reality. Neuroscientist André Fenton explains.
How Species Make and Break Friendships
AdultsAnimalsHumanLife...Community ecology is the study of interactions between different species of living things, and lets ecologists examine the effects of predator-prey relationships, parasites, and mutually beneficial interactions. In this episode of Crash Course Biology, we’ll examine the myriad interspecies interactions with examples, see how keystone species impact their environment and explore how communities rebuild when they are disrupted, through the lens of the 1980 eruption of Mount St. Helens.
Blindness Isn't a Tragic Binary — It's a Rich Spectrum | Andrew Leland | TED
AdultsBiologyHumanScience...When does vision loss become blindness? Writer, audio producer and editor Andrew Leland explains how his gradual loss of vision revealed a paradoxical truth about blindness -- and shows why it might have implications for how all of us see the world.
The Reason Why Cancer is so Hard to Beat
AdultsBiologyHumanScience...An undead city under siege, soldiers and police ruthlessly shooting down waves of zombies that flood from infected streets, trying to escape and infect more cities. This is what happens when your body fights cancer, more exciting than any movie.