Why Do We Have Crooked Teeth?
YouthHistoryScienceBiology Explore the prevailing scientific theory of why crooked teeth and impacted wisdom teeth are recent developments in human evolution.
The science of super longevity | Dr. Morgan Levine
AdultsBiologyHumanScienceHealth... Science can’t stop aging, but it may be able to slow our epigenetic clocks.
Are Life-Saving Medicines Hiding in the World’s Coldest Places?
AdultsEnvironmentLifeNatureScienceBiology... Could the next wonder drug be somewhere in Canada's snowy north? Take a trip to this beautiful, frigid landscape as chemist Normand Voyer explores the mysterious molecular treasures found in plants thriving in the cold.
What Are Plants Made Of? Crash Course Botany
AdultsEducationFoodLifeScienceBiology... When you eat a salad for lunch, you’re digging into a giant pile of plant organs. That’s right—plants are made up of organs, only theirs follow a totally different set of rules from our own.
Panda Mother Teaches Cub To Eat Bamboo
KidsAnimalsEducationBiology Panda babies aren’t actually born with the essential stomach enzyme needed to break down bamboo. So, how do they eat it?
Your Body Killed Cancer 5 Minutes Ago
AdultsBiologyHealthHumanScience... Somewhere in your body, your immune system just quietly killed one of your own cells, stopping it from becoming cancer, and saving your life. It does that all the time.
You’re Not a Lab Mouse, but You Might Be a Wild Mouse
AdultsAnimalsNatureScienceBiology... The lab mice we use for genetic studies are not only closely related, but live out their whole lives in a sterile environment, so they don’t tell us everything we need to know about actual humans.
How to master your sense of smell
AdultsBiologyHumanScienceHealthFood... Some perfumers can distinguish individual odors in a fragrance made of hundreds of scents; tea-experts have been known to sniff out the exact location of a particular tea; and the NYC Transit Authority once had a employee responsible only for sniffing out gas leaks.
The man who lost his sense of touch
AdultsBiologyHealthHumanNeuroscienceScience... Explore the science behind how your body and brain process different sensations like touch, pain, temperature, and spatial awareness.
Just How Good is Eagle Vision?
AdultsBiologyLifeNatureAnimals... In a remote part of Scotland, expert bird handler Lloyd Buck sets up a game of hide and seek for his golden eagle Tilly to test just how good her eyesight is.
What Was The Biggest Dinosaur That Ever Lived?
YouthAnimalsHistoryScienceBiology... What was the largest dinosaur? And how did it get so big? If you're shouting 'Diplodocus!' and 'Brachiosaurus!', you're on the right track.
You Can’t Actually Die Of Old Age
AdultsBiologyHealthHumanScienceMythology... Despite centuries of death records to the contrary, “dying of old age” is not medically possible; instead, it’s just a convenient catch-all.
Magenta: The Colour That Doesn't Exist
YouthBiologyScienceArt When we look at a rainbow, we see a full spectrum of light. Every colour we could imagine. Except one – magenta.