SciShow
We Can't Live Without You | Synanthropic Animals
From the spider in the corner of your house, to the moths in your attic, synanthropic species don't just live among us, they literally depend on us to live. Chapters View all synanthropic species 0:34 1 COMMON HOUSE SPIDERS 2:14 PURPLE...
SciShow
Why Do Bug Bites Itch?
Hank explores a vexing question asked at picnics and beach parties everywhere: Why do bug bites itch? To help you understand the answer, he takes you into the blow by blow of a bug bite which, we warn you, is pretty horrifying.
SciShow
10 Surprising Chemicals Your Body Makes
Everything is made of chemicals, including the human body, but there are some especially weird ones
SciShow Kids
Why Is My Leg Asleep?
Have you ever been sitting down for a long time and had your legs fall asleep? It feels really weird and can make it hard to walk for a little while! So what makes your legs fall asleep, and why does it feel all prickly when they start...
SciShow
Cougar Stress: SciShow Talk Show
Lara Brenner talks about her research on how stressed cougars are and how the public views them. Then Jessi from Animal Wonders joins the show with Seraphina the red fox!
Crash Course
Biomedicine: Crash Course History of Science
The history of science up until the Cold War is often overshadowed by the Manhattan Project. But, today we are going to talk about advances in biomedicine, or healthcare based on a biological understanding of human bodies and diseases.
SciShow Kids
Salt’s Secret Powers!
From pancakes to ice cream, salt goes in so many things to make them taste better! But what is it and where does it come from?
MinuteEarth
Why Is Poop Brown And Pee Yellow?
The pigments in our food all get destroyed on their way through our digestive system...so where do the colours of our poop and pee come from?
TED Talks
TED: The virginity fraud | Nina Dolvik Brochmann and ellen Stokken Dahl
The hymen is still the most misunderstood part of the female body. Nina Dolvik Brochmann and ellen Stokken Dahl share their mission to empower young people through better sex education, debunking the popular (and harmful) myths we're...
SciShow
What Causes Pins and Needles?
Ever wondered what causes that strange tingling feeling? Well, settle in as Quick Questions explains how it works. Just be careful how you sit.
SciShow
Dinosaurs Had a Bloodsucking Enemy
This week, scientists revealed a sample of amber containing an extinct tick that fed on dinosaurs. Unfortunately, we can't take a blood sample from it and make Jurassic Park a reality, but it can still tell us a lot about how dinosaurs...
SciShow
What Happens When You Faint?
Why do we faint? Because sometimes, your nervous system just doesn't know what to do with itself.
TED-Ed
TED-Ed: Why are sharks so awesome? - Tierney Thys
Sharks have been celebrated as powerful gods by some native cultures. And today, sharks are recognized as apex predators of the world's ocean. What is it that makes these fish worthy of our ancient legends and so successful in the seas?...
Be Smart
Venomous Creatures: The Evolution and Impact of Animal Venoms
Venom comes in all different types, so here's everything you'll ever need to know.
SciShow
Why Does My Face Turn Red When I'm Angry?
Have you ever wondered why your face turns red when you’re angry? Check out this SciShow Quick Question to learn why!
TED Talks
Dean Ornish: Healing through diet
Dean Ornish talks about simple, low-tech and low-cost ways to take advantage of the body's natural desire to heal itself.
SciShow
The Mosquito That Doesn’t Bite You, Even Though It Could
If you know one thing about mosquitoes, it’s probably their lust for blood. But there’s actually one species that almost never bites, even though it can. Could finding out why help us combat blood-borne diseases?
SciShow
Can Hanging Upside Down Kill You?
When you were a kid, did anyone ever tell you that your head would explode if you hung upside down for too long? Well... they might have been on to something.
Amoeba Sisters
Circulatory System and Pathway of Blood Through the Heart
Join the Amoeba Sisters in their introduction to the circulatory system and follow the pathway of blood as it travels through the heart! This video explains the importance of blood, arteries, and veins, and it also introduces basic heart...
SciShow
Why Do We Get Nosebleeds?
One moment, you're fine. The next, moment it seems like your nose is recreating a scene from The Shining. Why do we get nosebleeds?
SciShow
Space Medicine: What We Need and What We Have
If we're going to send astronauts out to Mars someday, we'll need to figure out how to send a pharmacy with them
SciShow
How Your Blood Type Protects and Hurts You
Did you know that your blood type affects more than just who you can donate blood to?
TED Talks
TED: Sci-fi stories that imagine a future Africa | Nnedi Okorafor
My science fiction has different ancestors -- African ones, says writer Nnedi Okorafor. In between excerpts from her "Binti" series and her novel "Lagoon," Okorafor discusses the inspiration and roots of her work -- and how she opens...
SciShow Kids
Why Do Mosquito Bites Itch?
Why are mosquito bites so itchy? Stop scratching while Jessi explains!