The Species That Broke Evolution?
AdultsHealthHistoryScience...The ancestors of gars, horseshoe crabs and coelacanths looked almost the same as their modern relatives. Darwin called species like these “living fossils'' because they seem like they are evolutionarily frozen in time. But Darwin was wrong.
5 Ways CRISPR Is About to Change Everything
AdultsBiologyBiotechnologyHuman...CRISPR-based gene therapies are already changing healthcare for things like sickle cell disease. But CRISPR is bigger than just medicine, and it could revolutionize everything from food and agriculture to green energy fuels to plastics.
The Rock That's Helping Us Find the Origin of Life
AdultsHistoryLifeScience...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?
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.