SciShow
This Fish Has a Serious Case of the Blues
There are a lot of brightly colored fish in the world, but lingcod, which are usually brown and white, can sometimes end up quite blue, and not just on the outside.
Be Smart
Should You Eat Everyday?
An intermittent fasting diet is one of the hippest new nutrition and fitness philosophies, based around the idea that going hungry can be good for your health. Some think it's a weight loss secret that calls upon our ancient evolutionary...
TED Talks
TED: Your brain hallucinates your conscious reality | Anil Seth
Right now, billions of neurons in your brain are working together to generate a conscious experience -- and not just any conscious experience, your experience of the world around you and of yourself within it. How does this happen?...
SciShow
Why These 7 Fish Are So U.G.L.Y.
Some fish will never win any beauty pageants, but they still deserve our admiration, respect, and love, especially since their “ugly” traits are actually incredible examples of evolutionary innovation.
TED-Ed
TED-Ed: Oxygen's surprisingly complex journey through your body - Enda Butler
Oxygen forms about 21% of the air around us. In your body, oxygen forms a vital role in the production of energy in most cells. But if gases can only efficiently diffuse across tiny distances, how does oxygen reach the cells deep inside...
TED Talks
TED: What it's like to be a war refugee | Zarlasht Halaimzai
Living under the constant threat of violence has a lasting effect -- even after you escape from danger, says writer and refugee advocate Zarlasht Halaimzai. One of the millions of people worldwide who have been forcibly displaced by...
Be Smart
The Invisible Creatures That Keep You Alive!
A complete microbiome lives inside us, and believe it or not, that's a good thing.
TED-Ed
TED-Ed: Cell vs. virus: A battle for health - Shannon Stiles
All living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against icky invaders like the cold virus. Shannon Stiles takes a journey into the cell, introducing the...
TED Talks
TED: Suddenly, my body | Eve Ensler
Poet, writer, activist Eve Ensler lived in her head. In this powerful talk from TEDWomen, she talks about her lifelong disconnection from her body -- and how two shocking events helped her to connect with the reality, the physicality of...
TED Talks
TED: Your body language may shape who you are | Amy Cuddy
(NOTE: Some of the findings presented in this talk have been referenced in an ongoing debate among social scientists about robustness and reproducibility. Read "Criticisms & updates" below for more details as well as Amy Cuddy's...
SciShow
These Animals Don’t Need Oxygen?!
It seems obvious that animals need oxygen to live, but deep in the Mediterranean Sea there is a very small animal that might be doing just fine without any oxygen at all.
TED-Ed
TED-Ed: Could we survive prolonged space travel? - Lisa Nip
Prolonged space travel plays a severe toll on the human body: microgravity impairs muscle and bone growth, and high doses of radiation cause irreversible mutations. As we seriously consider the human species becoming space-faring, a big...
SciShow
Gluten
Gluten is a sticky protein composite found in cereal grains. Hank gives us some insight into the importance of gluten in history, as well as its impact on health in our own time.
SciShow Kids
Why Does Hair Turn Gray?
Hair can be so many different colors, but why do so many adults have gray hair?
TED Talks
Christoph Keplinger: The artificial muscles that will power robots of the future
Robot brains are getting smarter and smarter, but their bodies are often still clunky and unwieldy. Mechanical engineer Christoph Keplinger is designing a new generation of soft, agile robot inspired by a masterpiece of evolution:...
SciShow
Human Experimentation: The Good, The Bad, & The Ugly
In the early days of the space race, agency researchers in Russia and at NASA really weren't sure all what would happen to an astronaut in space. They didn't know if a human mind could handle actually seeing Earth or what would happen to...
SciShow
10 Ridiculous Scientific Names
There aren't as many rules to naming a scientific discovery as you might think-- and that has led to some pretty outrageous names. Chapters HALORUBRUM CHAOVIATOR 1:10 OSEDAX MUCOFLORIS 1:43 HETEROPODA DAVIDBOWIE 2:58 SCAPTIA BEYONCEAE...
SciShow
Why Do Bees Buzz?
There are more than 20,000 species of bees, all of which buzz when they fly, and many of which also do it to communicate. But some bees buzz for a completely different reason that has nothing to do with communication or flight!
SciShow
Here's What DNA Really Looks Like
There’s more to DNA than just the double helix we know and love: under some conditions this familiar molecule can take on unfamiliar forms, each of which can have a different impact on our health.
SciShow Kids
How Do Koalas Stay Cool? Animal Science for Kids
Koalas live where it’s often hot and dry. But koalas can’t sweat! So how do they keep cool? Jessi has the answer!
TED-Ed
TED-Ed: Why do we itch? - Emma Bryce
The average person experiences dozens of individual itches each day. We've all experienced the annoyance of an inconvenient itch - but have you ever pondered why we itch in the first place? Is there actually an evolutionary purpose to...
TED-Ed
TED-Ed: Why is this 2,500 year old shipwreck so well-preserved? | Helen Farr and Jon Adams
In 2017, researchers off the Bulgarian coast discovered the oldest intact shipwreck ever found. This ancient Greek vessel was not only nearly 2,500 years old, but was just one of 65 shipwrecks found at the bottom of the Black Sea in...
SciShow
It's Slime Time! | Compilation
Everyone loves slime... until it starts coming out of someone's nose, then all of a sudden it's "gross." But this slimy stuff is also really important to the lives of many animals, including humans!
SciShow Kids
Squeaks Loves Music! | SciShow Kids Compilation
Sometimes, Squeaks needs to recharge his batteries. And when he does, he hangs out in his room and listens to his favorite music!