SciShow
Why You Have to Blink to Walk
When we picture the first tetrapods, or land vertebrates, crawling out of the ocean, we probably imagine they need legs. But evolution also had to bestow another important adaptation before they could leave the water: blinking!
SciShow
This Squid Glows… To Make Itself Invisible
When you live in the ocean, it can be hard to find ways to keep hidden from predators, or from your own prey. But these three animals have found clever ways to stay hidden, by using light to their advantage. One of them even /makes...
SciShow
Visual Illusions: Why You See Things That Aren't There
Visual Illusions: Why You See Things That Aren't There
SciShow
Using One of the Deadliest Neurotoxins for Beauty... and Medicine?
Using One of the Deadliest Neurotoxins for Beauty... and Medicine?
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.
SciShow
The Strange Mystery of the Barreleye Fish
Somewhere in the Pacific Ocean, there's a fish that's . . . a little different. Join us for a new episode of SciShow where Hank will tell you all about the Pacific Barreleye Fish and what makes it so mysterious....
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
Do Animals Cry?
Plenty of animals have tears that moisturize their eyes. But does that mean they’re sad? Quick Questions explains!
SciShow
Tornado Talk with Mark Heyka
Hank sits down with local meteorologist Mark Heyka for a 100% chance of fun as they discuss tornados and weather phenomenons. Then Jessi from Animal Wonders comes on to show off a pair of adorable sugar gliders.
SciShow
Some Of You Can See The Invisible
We know that not everyone's vision is perfect, which is why some of us need glasses. But some people can also just see more stuff than others! From seeing UV and infrared light, to even having bonus color receptors in our eyes, there are...
SciShow
Why Are Puppy Eyes So Irresistible?
It’s so easy to forgive a dog, especially when they start with those puppy dog eyes. As it turns out, those puppy dog eyes and the effect they have are no accident and the result of centuries of domestication.
SciShow
Why are Insects Attracted to Light?
You know how moths like to fly into lamps or crawl all over your tv screen at night? Why do they do this?! The answer is more complicated than you might think...
SciShow
Do Those Glasses Really Fix Colorblindness?
You've seen those viral videos of colorblind people putting on special glasses and reacting to colors they've never seen before! Today, we'll explore how colorblindness works and what those glasses try to do to fix it! Hosted by: Hank Green
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
Can Screens Damage Your Eyes?
You might have heard that exposure to unnatural lights from digital devices can hurt your eyes. But is that true? Hosted by: Stefan Chin
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!
SciShow
Are Blue Eyes Endangered?
SciShow explains the genetics -- and physics -- behind why blue eyes are blue, and what the future may be for the trait. Spoiler alert: Blue eyes aren’t really blue! SciShow explains!
SciShow
5 Animals With Superpowered Senses
From the ability to see “invisible” types of light to the power to taste all over their body, meet five incredible animals whose super senses far surpass our own! Hosted by: Michael Aranda
SciShow
Victorian Pseudosciences: Solving Murders with Eyeballs
In the 1800s, Wilhelm Kühne created an image of a window from the eyes of a rabbit. Was this technology applicable to humans? Hosted by: Michael Aranda
SciShow
These Superpowered Animals Use Your 5 Senses, But Better
Many animals use the same five senses as we do, but these creatures take that beyond the next level.
SciShow
Introducing: SciShow Talk Show! Emily, Rhinos, and Cas the Arctic Fox
Featuring Emily of The Brain Scoop ( / thebrainscoop ) and Cas the Arctic Fox! We decided it would be cool to have guests come into the studio and talk about science with Hank.
SciShow
8 Incredibly Brilliant Spiders
They get a rap for being spooky, but whether it’s building bridges across rivers or solving puzzles, spiders are way cooler than you might think. Many have smart or elaborate features that allow them to do some pretty extraordinary...
SciShow
The Most Hardcore Creatures on Earth | Compilation
From mice that battle scorpions to microscopic moss piglets that can survive a solar storm, here are 6 of Earth’s most hardcore beings!