Amoeba Sisters
Human Body Systems Overview (Updated 2024)
Explore 11 human body systems with the Amoeba Sisters in this updated video (2024). This video focuses on general functions for the following systems (and also provides a few structure examples): Circulatory, Digestive, Endocrine,...
SciShow
These Animals Lost Their Stomachs. Why?
What do a platypus, a pufferfish, and a seahorse have in common? Why, they all managed to evolve themselves out of having a working stomach! The reasons why might vary, as well as how they manage to live their lives without them, but...
SciShow
The Truth About Asparagus and Your Pee
An astonishing amount of research has gone into the question of whether asparagus really makes your urine smell funny. Sci Show explains it all inside!
SciShow
Why Do Peaches Make My Mouth Itch?
Allergies can already be a bummer, but did you know they can eventually stop you from enjoying your favorite foods?
SciShow
7 Strange Ways Birds Use Their Feathers
Feathers are great for flying—but did you know birds use their feathers for so much more? Find out what secrets birds are hiding from us in this new episode of SciShow!
SciShow
4 Animals That Don’t Have Resident Gut Microbiomes
We humans couldn’t live without our gut microbes, but not all animals rely on microscopic digestive communities like we do. And understanding why these animals ditched their microbial partners can teach us a lot about the costs and...
SciShow
7 Organs You Could Totally Live Without
Most people know that they don't need their appendix, but what other organs can humans live without?
SciShow
On the Origin of Butts
We’ve already been told that everybody poops - but did you ever stop to consider why? It’s thanks to our heroic through-gut that humans don’t suffer the same fate as jellyfish and anemones, and every hero has an origin story…
SciShow
SciShow Quiz Show: With WheezyWaiter!
Welcome back to SciShow Quiz Show, where Hank goes head-to-head with Craig Benzine, better known as WheezyWaiter.
Amoeba Sisters
Enzyme Examples, Cofactors/Coenzymes, Inhibitors, and Feedback Inhibition
Already watched the Amoeba Sisters first video on enzymes and ready to explore a little more? In this video, the Amoeba Sisters cover a few examples of enzymes in the human body before emphasizing that enzymes are found in all the...
SciShow
Why Our Brains Love Junk Food
Hank explains the scientific reasons behind why we humans generally prefer to eat donut hamburgers to carrots.
SciShow
Why Does Spicy Food Burn When You Poop?
Sometimes your body won't let you forget that spicy burrito you had yesterday!
SciShow
What Happens If You Stop Pooping?
Constipation is no fun. Luckily, it can usually be remedied with a handful of prunes, a few cups of coffee, and some patience. However, if you don't poop for a long, long time, constipation can develop into some serious health problems.
Amoeba Sisters
Digestive System
Join the Amoeba Sisters for a brief tour through the human digestive system! This video will address major structures and functions including the esophagus, stomach, small intestine, and large intestine. This video also mentions chemical...
MinuteEarth
Vampire Life is Hard
Blood-suckers may seem like they have it easy, but feeding on blood comes with a lot of challenges.
SciShow
3 Surprising Ways Your Intestines Affect You
Your digestive system impacts the rest of your body in all sorts of unexpected ways, from keeping your heart healthy to literally making you feel happier.
SciShow
Why Is My Poop Green?
One of the most commonly googled questions in the world is why feces can be green. Well, Quick Questions has the answer!
SciShow
7 Wacky Ways Birds Use Feathers
Feathers are good for flying, but they help birds do a lot more than just soar through the skies. Chapters View all AUDIBLE COMMUNICATION 1:32 MUFFLING SOUNDS 2:23 HEARING 3:52 DIGESTIVE AID 5:17 FISHING 6:41 SNOWSHOEING 8:48
SciShow
The Secret Ingredient in Ruminant Spit
Every day, humans literally flush a valuable resource down the toilet: nitrogen. But there are some animals that have figured out a way to recycle the extra nitrogen in their bodies by moving it not to their livers, but to their mouths!
Crash Course
The Digestive System: CrashCourse Biology
Hank takes us through the bowels of the human digestive system and explains why it's all about surface area.
TED-Ed
TED-Ed: How your digestive system works - Emma Bryce
Constantly churning inside of you, the digestive system performs a daily marvel: it transforms your food into the vital nutrients that sustain your body and ensure your survival. Emma Bryce traces food's nine-meter-long, 40-hour journey...
Crash Course
Digestive System, Part 1: Crash Course A&P
Nachos are delicious. And versatile because today they're also going to help us learn a thing or two about your digestive system. Nachos can provide us with energy and raw materials, by first ingesting something nutritious, propelling it...
SciShow
Why Do Peaches Make My Mouth Itch?
Allergies can already be a bummer, but did you know they can eventually stop you from enjoying your favorite foods?
SciShow
Why Crocodiles Have an Extra Hole in their Heart
Crocodiles have four-chambered hearts, just like we do! But, while our hearts do just fine with four valves, they have a slightly different approach…