Be Smart
The Science of Kissing
When you really think about it, kissing is an odd human behavior. You know, all the rubbing of our faces all over each other. So there must be a good reason why we do it, right? From motherly comforts to testing the genetic compatibility...
Be Smart
Amazing Animal Superpowers
Evolution has come up with some pretty amazing ways to get things done when it comes to animals, plants and microbes. From radiation-resistant bacteria (like Dr. Manhattan) to geckos who climb glass using atomic adhesion (like Spider...
SciShow
The Bizarre World of Living Color | Compilation
Nature is full of all kinds of beautiful color, and there is plenty of weird science there too! Here's a showcase of a few of our episodes all about coloration.
SciShow
SciShow Quiz Show: Humans, Airplanes, and Sex
What happens if you eat too many raw eggs? What are those little rods sticking out of airplane wings? All this, and more as Nicole Sweeney, host of Crash Course Sociology, faces off against Hank in an episode of the SciShow Quiz Show.
TED-Ed
TED-Ed: Is this the most successful animal ever? | Nigel Hughes
Prevailing for around 270 million years and encompassing more than 20,000 distinct species, trilobites are some of the most successful lifeforms in Earth's history. When they sprung into existence, they were among the most diverse and...
TED Talks
TED: The mind-bending art of deep time | Katie Paterson
Short-sightedness may be the greatest threat to humanity, says conceptual artist Katie Paterson, whose work engages with deep time -- an idea that describes the history of the Earth over a time span of millions of years. In this lively...
SciShow
The Unique Reason Reindeer Change Their Eye Color
Plenty of animal eyes "glow" in the dark, but only one species has eyes that change color with the seasons.
TED-Ed
TED-Ed: Claire Simeone: The lovable (and lethal) sea lion
Sunning themselves on rocks or waddling awkwardly across the beach, it's easy to think of sea lions more as sea house cats. But don't be fooled by their beachside behavior. Under the waves, sea lions are incredible endurance hunters,...
SciShow
The Science of a Selfie
Taking photos used to require technical knowledge and time in a lab, but now we have electronic devices in our pockets that do all of the work for us. How do these miracle devices do it?
SciShow
Body Parts You’ve Never Heard Of
You might think that you’re pretty familiar with your body, but it turns out that our bodies still have some surprises for us!
TED Talks
Itay Talgam: Lead like the great conductors
An orchestra conductor faces the ultimate leadership challenge: creating perfect harmony without saying a word. In this charming talk, Itay Talgam demonstrates the unique styles of six great 20th-century conductors, illustrating crucial...
SciShow
9 Amazing New Arachnid Species
Whether they're dancing, hunting, or being a pain in the nose, these new arachnid species will knock all 8 of your socks off.
SciShow
Why Do My Eyes Glow Red in Photos?
You know how sometimes your eyes glow bright red in photos, making you look like a scary demon and ruining a priceless family memory? Well, there's a pretty cool reason it happens and ways to stop it! Learn about both in today's QQ!
SciShow
Crocodile Tears Are Real (And Could Help Cure Dry Eyes)
You may have thought that crocodile tears were just a figure of speech, but it turns out they're real, and may help those of us with dry eyes.
SciShow
Magenta Is All In Your Head
The world is full of colors. Almost all of them can be described by a wavelength of visible light, but there are some colors out there that are just in your head!
TED-Ed
Could you survive the real Twilight Zone? | Philip Renaud and Kenneth Kostel
You're traveling deep beneath the ocean's surface, where faint lights flicker and toothy grins flash. Your mission is to survive these depths and journey to the surface after sundown to feed. And as a hatchetfish, almost every other...
SciShow
Do Brown Eyes See Better?
Since eye color is determined by chemical and structural differences in the eye, it seems logical that different eye colors see the world in different ways.
TED-Ed
TED-ED: The effects of underwater pressure on the body - Neosha S Kashef
Why would a fish throw up its stomach? What makes a scuba diver develop painful microbubbles in their joints? Neosha S Kashef details the basics of barotrauma, shedding light on how humans and fish alike are influenced by laws of physics...
SciShow
Futuristic Spy Tech Self-Destructs in Sunlight | SciShow News
This week scientists invented futuristic technologies that sound made up by Hollywood’s spy movies, and we might be able to have infrared supervision without goggles...soon.
SciShow
We Don't All Have a "Mind's Eye" | Aphantasia
Some people don’t have or use visual imagination, or the “mind’s eye.” Many with this condition, called aphantasia, might not even realize that they’re experiencing the world differently, but this difference offers a new window into how...
SciShow
Why You’ll Never See Your Eyes Move in a Mirror
Your brain does a lot to smooth out your visual experience of the world… including the closest thing we have to time travel.
TED Talks
Esha Alwani: What it's like to have Tourette's -- and how music gives me back control
Esha Alwani began writing songs when she was six years old, shortly after being diagnosed with Tourette syndrome. And she noticed something amazing: whenever she played music, her involuntary tics suddenly went away. Listen along as...