SciShow
The Sweet and Lowdown on Sweeteners
From sucrose to high fructose corn syrup to... lead? Hank gives us the sweet and lowdown on sweeteners.
SciShow
Could Your Blood Type Ever Change?
From A positive to O negative, everyone's born with a blood type, and they're stuck with that blood type for their whole lives... or are they?
SciShow
Why do we get dark circles under our eyes? #shorts #science
Why do we get dark circles under our eyes? #shorts #science
Crash Course
Blood Vessels, part 1 - Form and Function: Crash Course A&P
Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer structure of your blood vessels. We're also going over how those structures...
SciShow
Is There a Way to Sober Up Faster?
You may be aware of certain hacks to sober up, but researchers have found a way to actually get booze out of our systems faster. And this discovery could help first responders when facing alcohol overdoses.
SciShow
7 Animals That Evolved at Hyperspeed — Because of Us
Evolution is known to be a long, slow process. But thanks to our interference, some animals have adapted at light speed in order to survive. Chapters 1 CLIFF SWALLOWS 2:45 SPORT FISH 3:04 MOSQUITOES 4:28 TURTLE-HEADED SEA SNAKES 6:09...
SciShow
Aquatic Animals That Live in Trees
Fish in a tree? How can that be? For some aquatic creatures, it's not necessarily bad to be a fish out of water.
SciShow
How an Ancient Remedy Became a Modern Cure for Malaria
In the 1960s drug-resistant strains of malaria emerged, making the disease even deadlier than before. Then, pharmaceutical scientist Tu Youyou discovered a promising new remedy buried within the pages of ancient Chinese texts.
SciShow Kids
Going to the Doctor's Office with Dr. Aaron Carroll
Squeaks has a doctor's appointment coming up and he's a little nervous, so Jessi asked her friend Dr. Arron Carroll to come over and talk about what happens when you visit the doctor!
SciShow
6 Dangerous Diseases Hiding in U.S. Backyards
Microbes are all around us, on everything we touch, drink, or eat. While most microbes can't hurt us, you don't have to go much farther than your own backyard to find some that really can! Chapters PLAGUE 0:39 TULAREMIA 4:48...
SciShow
Why Gooey Creatures Might Outlast Us All
Although gelatinous animals might seem like simple creatures, they'll probably outlast the rest of us, because being gelatinous might turn out to be the ultimate survival strategy.
SciShow
Prelude to a Revolution | Antibodies Series Part 1
You may have heard a lot of talk about antibodies lately, especially in relation to vaccines. We wanted to tackle this important subject, but these tiny objects are deceptively complex! So, this is the first of three episodes in a...
TED-Ed
TED-ED: What is leukemia? - Danilo Allegra and Dania Puggioni
Stem cells found in the bone marrow are crucial for our health because they are needed to become new blood cells that sustain and protect our bodies. But when the transformation goes wrong, harmful mutations can cause the cells to start...
SciShow
How the Big Game affects Heart Health #shorts #science
How the Big Game affects Heart Health #shorts #science
Crash Course
Respiratory System, part 2: Crash Course A&P
Can a paper bag really help you when you are hyperventilating? It turns out that it can. In part 2 of our look at your respiratory system Hank explains how your blood cells exchange oxygen and CO2 to maintain homeostasis. We'll dive into...
SciShow
The Science of Men
Learn about the history of dudes, and a new theory about deep voices in this new episode of SciShow News. You know, science... bro... stuff.
TED-Ed
TED-Ed: What does the liver do? - Emma Bryce
There's a factory inside you that weighs about 1.4 kilograms and runs for 24 hours a day. It's your liver: the heaviest organ in your body, which simultaneously acts as a storehouse, a manufacturing hub, and a processing plant. Emma...
SciShow
What’s the Deal with Antibiotics and Birth Control
You might have heard that you should use a back-up method of protection if you’re taking birth control pills and antibiotics at the same time. Turns out, you might not have to worry about it.
SciShow
7 Things You Probably Don't Want to Know About Lice
Lice... the mere mention of them is enough to make most people all itchy. Well, get ready to get scratching, because we've compiled seven squirm-inducing lice facts on this week's List Show!
SciShow
Is Alkaline Water Really Better For You
A new health trend is claiming that it can rebalance your internal chemistry and help prevent cancers and bone loss, but what are the real health benefits of drinking alkaline water?
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...
Amoeba Sisters
Human Body Systems Functions Overview: The 11 Champions (Updated)
This is the updated Amoeba Sisters human organ systems video, which provides a brief function introduction to each of the 11 human organ systems. Table of Contents: Intro 00:00 Levels of Organization 0:49 Circulatory 1:39 Digestive 2:40...
SciShow
Why Do Fevers Get Worse at Night?
If you’ve ever noticed that being sick often sucks more at night, that wasn’t your imagination. Fevers do often rise at night! Why do our bodies do that? Is there a reason we have to suffer more?
TED-Ed
TED-Ed: How does heart transplant surgery work? | Roni Shanoada
Your heart beats more than 100,000 times a day. In just a minute, it pumps over five liters of blood throughout your body. But unlike skin and bones, the heart has a limited ability to repair itself. So if this organ is severely damaged,...