Be Smart
This Face TOTALLY Changes the Human Story
Greetings, fellow Homo sapiens. Our species is the only remaining member of the genus of upright, walking apes known as Homo. Where did we come from? Our history just got a whole lot more complicated (in a good way) thanks to some...
Be Smart
Why is Puberty so Weird?
There is no phase of a human’s lifetime that is as strange and disgus....er....magical as the transition from childhood into adulthood - that handful of years that we call . . . PUBERTY. Why does it happen? How does it work? Why is it so...
Be Smart
Evolution FAILS in the Human Body
If you were taking an engineering class in school and you turned in the human body for your final exam… you would get like, a C+. Or maybe a B- at best. That’s because the human body is full of design flaws. Except they aren’t really...
Be Smart
Are Humans Still Evolving?
We’re living longer. Dying less. Human life expectancy has doubled in just a couple centuries. Machines and meals and medicines keeping us alive long past the age where we can make babies. Does this mean our species is no longer under...
TED Talks
TED: The world's rarest diseases — and how they impact everyone | Anna Greka
Physician-scientist Anna Greka investigates the world's rarest genetic diseases, decoding the secrets of our cells through "molecular detective work." She explains how her team is using new, advanced technology to solve decades-old...
TED-Ed
TED-Ed: Do mosquitos actually bite some people more than others? | Maria Elena De Obaldia
Some swear they're cursed to be hunted by mosquitos while their close-by companions are regularly left unscathed. Are mosquitos really attracted to some people more than others? And if so, is there anything we can do about it? Maria...
TED-Ed
TED-Ed: Can you change your sleep schedule? | TED-Ed
An early bird rises with the sun, springing out of bed abuzz with energy. Meanwhile, a night owl groggily rises much later, not hitting their stride until late in the day. How many people are truly night owls or early birds? And are our...
TED Talks
TED: How to hack your brain when you're in pain | Amy Baxter
Have we misunderstood pain? Researcher and physician Amy Baxter unravels the symphony of connections that send pain from your body to your brain, explaining practical neuroscience hacks to quickly block those signals. Her groundbreaking...
TED Talks
TED: Blindness isn't a tragic binary -- it's a rich spectrum | Andrew Leland
When does vision loss become blindness? Writer, audio producer and editor Andrew Leland explains how his gradual loss of vision revealed a paradoxical truth about blindness -- and shows why it might have implications for how all of us...
SciShow
Retroviruses: Microbial Supervillains
Forget your Hans Grubers, Lord Voldemorts, and Hannibal Lecters. It’s time to meet some real supervillains. They’re called retroviruses, and they actually change their host cell’s DNA.
SciShow
Your Bones Do More Than You Think
Bones, you probably have them and they're for more than holding your body upright.
SciShow
What are Scars?
Almost everyone has a scar that tells a story, but have you ever wondered why exactly scars form in the first place?
SciShow
What is Restless Leg Syndrome?
We all get a jittery after sitting still for too long. But some people experience an irresistible urge to move their legs, and it can seriously affect their daily lives.
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
Understanding COVID-19
This video was recorded on 12/8/2020. Hank and our content manager, Alexis, interviewed Dr. Howard Bauchner, the Editor in Chief of the JAMA network of medical journals. They discussed some of the surprising things that we've learned...
SciShow
5 Robots You Can Hug
Developers are working to make softer, squishier robots that are flexible enough to maneuver in extreme environments, including inside the human body!
SciShow
The Deal with Protein
People like to say all kinds of things about protein – like, you need to eat lots of it to build muscle and lose weight. The truth is, the science of protein and how your body uses it is much more complicated than that. Hosted by: Hank...
SciShow
7 Science Illustrators You Should Know
Long before we had cameras scientists still needed visual documentation—enter the science illustrator!
SciShow
Is the Y Chromosome Disappearing?
Scientists know that the Y chromosome has been shrinking in size over millions of years, but recent studies suggest that it has more important genes, besides the ones that cause biological maleness. Hosted by: Michael Aranda
SciShow
What's the Best Position for Pooping?
Everybody poops ... but is it possible that you're pooping all wrong? Learn the science behind the greatest debate of our time: squat vs. sit! Thanks to Patreon Patron Maia for asking this important question!
SciShow
Why Do Women Live Longer Than Men?
Evidence strongly suggests that men have, on average, a shorter lifespan than women, but scientists aren't exactly sure why that is. Check out today's QQ to learn more about this mortality mystery.
TED-Ed
TED-Ed: Why do we have crooked teeth when our ancestors didn't? | G. Richard Scott
According to the fossil record, ancient humans usually had straight teeth, complete with wisdom teeth. In fact, the dental dilemmas that fuel the demand for braces and wisdom teeth extractions today appear to be recent developments. So,...
TED-Ed
TED-Ed: What is a poop transplant, and how does it work? | Kathryn M. Stephenson and David L. Suskind
1,700 years ago, Chinese alchemist Ge Hong was renowned for his soup that could cure diarrhea-stricken patients. It had a surprising secret ingredient: feces. While it might seem unwise to consume feces, exciting new research suggests...
TED-Ed
TED-Ed: Can you freeze your body and come back to life? | Shannon N. Tessier
In 1967, James Bedford had a plan to cheat death. He was the first person to be cryogenically frozen. This process promised to preserve his body until a theoretical future when humanity could cure any illness, and essentially, reverse...