Instructional Video6:03
SciShow

This Fungus Has A Drinking Problem

12th - Higher Ed
The strange, sooty fungus growing on distillery walls has long been considered part of the process of making barrel-aged boozy beverages. And this fungus has a lot of tricks up its sleeve to make the most out of ethanol, which to most...
Instructional Video3:23
SciShow

Why You Have to Blink to Walk

12th - Higher Ed
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!
Instructional Video2:33
SciShow

Why Do People Like the Smell of Gasoline?

12th - Higher Ed
Why do we love the smell of something like gasoline that provides no clear evolutionary adaptation for us? Here are the psychological and chemical reasons that some researchers have suggested.
Instructional Video4:55
SciShow

Is There A Wrong Way To Sit?

12th - Higher Ed
Sometimes called "W-sitting," this popular way for kids to plop in front of the TV has been stigmatized for decades. For most people, research indicates it's just fine. But a small percentage of W-sitters do have a problem.
Instructional Video9:54
SciShow

7 Butterflies That Could Beat You in a Fight

12th - Higher Ed
If there's one animal you'd think you can beat in a no-holds-barred cage match, it'd be a butterfly, right? Here are 7+ reasons you'd be wrong.
Instructional Video2:48
SciShow

Why Are Snorkels So Short?

12th - Higher Ed
Have you ever longed to swim while wielding a longer snorkel? Well, there are a few reasons why they might be shorter than you'd like.
Instructional Video9:57
SciShow

Most Planets Don't Orbit Stars!?

12th - Higher Ed
Hunting for rogue planets is like hunting for an invisible needle in a haystack. But we're getting a much clearer view thanks to gravitational microlensing surveys. And it looks like there are a LOT more of them out there than we thought.
Instructional Video6:52
SciShow

How PET Scans See Cancer

12th - Higher Ed
When someone gets a PET scan to detect tumors and how far a cancer has spread, that machine is actually detecting sugar. Because cancer has a sweet tooth, and this phenomenon, called the Warburg effect, may help us develop new cancer...
Instructional Video3:14
SciShow

Why Are Champagne Bubbles So Tidy?

12th - Higher Ed
Have you ever noticed that the bubbles in your glass of Champagne are just.... fancier than other sparkling drinks? They form those lovely little columns of bubbles in a way that nothing else does - and it turns out there's some neat...
Instructional Video4:35
SciShow

Can Gray Hair Be Reversed?

12th - Higher Ed
Researchers have identified the processes that cause gray hair and have done experiments to reverse it. And believe it or not, we've had some of these options for decades.
Instructional Video5:04
SciShow

Were Long Necks Also Tall Necks?

12th - Higher Ed
Long-necked sauropod dinosaurs are some of the most striking animals that ever lived. But we don't know what they used their long necks for, and whether they held them high in the air or parallel to the ground. Here's what we do know.
Instructional Video6:49
SciShow

How to See Really Tiny Things Without Killing Them

12th - Higher Ed
Where would biology be without microscopes? But for a long time, in order to see the smallest bits of life, that life had to be dead. Then along came Atomic Force Microscopy, which let us observe things like DNA and proteins moving...
Instructional Video6:13
SciShow

Are We Making More Bermuda Triangles?

12th - Higher Ed
One reason the Bermuda Triangle has scared people for generations is the seaweed. And thanks to eutrophication and other human causes, that Sargassum seaweed is starting to travel the world. Here's how we're accidentally making more of...
Instructional Video5:09
SciShow

Why Can't I Grow More Teeth?

12th - Higher Ed
How come sharks get to have endlessly regrowing teeth when humans only get one set our entire lives? And how come some other mammals get to cheat the system? From elephants to baboons, we'll learn why teeth don't grow back.
Instructional Video3:01
SciShow

The Hunt For Green Helium

12th - Higher Ed
Despite being a noble gas, helium has a carbon footprint. We haven't managed to find any helium reservoirs that don't also contain natural gas. But must they? Scientists and startups alike are on the hunt.
Instructional Video5:07
SciShow

Terran 1: The 3D Printed Rocket

12th - Higher Ed
Early this year, 3D printing showed off its space-age technology capabilities by printing most of a rocket that was launched into space.
Instructional Video7:43
SciShow

The Weirdest Things That Sneezing Can Do To You

12th - Higher Ed
Chances are, the worst thing that's happened to you because of a sneeze is a snot rocket. But for these people, sneezing caused anything from damaged ears to a broken neck! But in one case, a sneezing fit saved one woman from needing...
Instructional Video6:21
SciShow

The Nuclear-Powered Clocks of the Future

12th - Higher Ed
Atomic clocks are the best timekeepers humanity's got these days, but scientists are working toward something even better: a SUB-atomic (aka nuclear) clock.
Instructional Video5:12
SciShow

Will Climate Change Turn More Reptiles Female?

12th - Higher Ed
We hear all the time about the ways that climate change could disrupt the world. But thanks to a quirk of reptile biology called temperature-based sex determination, it could also mean a surge in the numbers of female reptiles.
Instructional Video5:54
SciShow

Could a Perfume Ingredient Save ER Patients?

12th - Higher Ed
Sometimes, major injury causes blood loss that results in improper clotting, or coagulopathy. Some researchers think a compound used in perfume to create jasmine fragrances could help save these patients.
Instructional Video7:46
SciShow

Half of All Plants Are Invisible

12th - Higher Ed
If you see an acorn sprout under an oak tree, you're seeing that tree's grandchild. Here's why half of all higher plants are invisible, and why it works for them.
Instructional Video10:50
SciShow

5 Animals That Have Bone Skin

12th - Higher Ed
From the long extinct Stegosaurus, to tiny modern mice, all sorts of animals grow bits of bones inside their skin. These structures are called osteoderms, and they're often more than just a suit of armor.
Instructional Video5:16
SciShow

How Can Microbes Protect Crops From Drought?

12th - Higher Ed
Solving food shortages caused by droughts is a big challenge that may benefit from a tiny ally. Turns out that the microbes living in the soil around plants can give them a boost when water's scarce, which means more food for us, which...
Instructional Video5:04
SciShow

Animals Have Grammar Too - A Little Birdie Told Us

12th - Higher Ed
If you hear birds chirping in the trees, you might not think much of the different sounds you're hearing. But as it turns out, those tweets and chirps have a lot more in common with some of our complicated rules of grammar than you might...