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Instructional Video10:38
SciShow

We Finally Made Synthetic Spider Silk

12th - Higher Ed
The ability to produce synthetic spider silk would give us bulletproof vests better than Kevlar, biocompatible sutures and wound dressings, and even space elevators. The problem is being able to make it in large amounts. One group may...
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Instructional Video6:31
SciShow

Why Do We Rhyme?

12th - Higher Ed
Rhymes might seem frivolous, but there's scientific evidence for why we like them so much.
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Instructional Video8:23
SciShow

Why Can’t We Have Unicorns?

12th - Higher Ed
Unicorns may be mythical creatures, but they're very plausible-seeming ones. So why hasn't evolution gifted us with magical horses with horns? Let's take a look at the genetics and developmental biology of headgear in ruminants and other...
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Instructional Video6:44
SciShow

Did Dinosaurs Have Belly Buttons?

12th - Higher Ed
Belly buttons are, typically, a human's first scar. A sign that you used to feed through an umbilical cord that connected your tummy to a placenta. But it turns out you don't have to feed from a placenta to get a similar scar. It might...
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Instructional Video14:13
SciShow

The Universe Runs on Vibes

12th - Higher Ed
As much as we like to talk about vibes, actual vibrations underlie pretty much everything about the universe. From the patterns of galaxies created by the Big Bang to the existence of subatomic particles, here's how the universe runs on...
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Instructional Video10:18
SciShow

Animals Have Nepo Babies Too

12th - Higher Ed
Trust funds aren't just for humans. Animals pass on generational wealth too, meaning even the animal kingdom isn't free of nepo babies.
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Instructional Video11:19
SciShow

Mercury Shouldn't Be Liquid. But It Is.

12th - Higher Ed
Mercury, a.k.a. quicksilver, is famous for being a liquid at room temperature...and also below room temperature. But you can't use a high school chem class to explain why. Instead, we need a little help from Einstein.
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Instructional Video13:40
SciShow

The Earthquake That Lasted Two Centuries

12th - Higher Ed
From an Australian fire that's been continually burning for millennia, to earthquakes that shake the ground for centuries, here are four natural disasters that lasted way longer than you might have expected.
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Instructional Video13:55
SciShow

The Best Fonts, According to Science

12th - Higher Ed
We all know our favorite fonts, but did you ever think about why some fonts are just clearer than others? Well there's a surprising amount of research into just what makes certain fonts better, and there's a case to be made for that...
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Instructional Video4:45
SciShow

Why the Oldest Fish in the World Lives in a Desert

12th - Higher Ed
The longest-living group of freshwater fish has been discovered... in a desert. Thanks to humans stocking artificial lakes, and to some awesome citizen scientists, we've learned that buffalofish can easily live to a hundred years old.
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Instructional Video5:37
SciShow

The Zombie Planet at the Center of the Earth

12th - Higher Ed
For years, geologists have been searching for an explanation for two strange blobs of Earth's mantle that are denser than the rest. It turns out, they may not be original parts of Earth at all.
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Instructional Video4:48
SciShow

Why Can't I Use My Laptop Outside?

12th - Higher Ed
Why can't laptop screens be viewed outside like e-readers can? It turns out, they use very different technology. But engineers are working on closing the gap.
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Instructional Video5:42
SciShow

Can Cats Live Twice As Long?

12th - Higher Ed
In a viral story, one researcher claims to be able to double the lifespan of our feline friends by curing chronic kidney disease. We don't know if he can make cats live twice as long, but we do know the science - and the upcoming...
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Instructional Video5:26
SciShow

How We Make Glass Nearly Unbreakable … With Science

12th - Higher Ed
We know that glass is fragile - that's like, it's main thing. But research is working on improving how we make glass to make it unbreakable, or at least as close as we can get. Here's the latest on how to make truly shatterproof glass!
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Instructional Video6:28
SciShow

The Hallucinogenic Fungi That May Treat Alzheimer’s

12th - Higher Ed
If you've ever heard of ergot fungi, you've likely heard of the nasty side effects of eating them, including convulsions and hallucinations. But like many a toxic substance, scientists have figured out ways to use ergot for good....
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Instructional Video5:53
SciShow

Your Best Friend Probably Smells Like You

12th - Higher Ed
The microbes that crawl all over us give us our unique scents. And research shows that not only do we prefer our own, but we tend to choose friends with a similar smell.
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Instructional Video4:31
SciShow

Glenn Seaborg: Shaking Up the Periodic Table

12th - Higher Ed
Hank synopsizes the life and work of Glenn Seaborg, pioneer of synthetic elements, member of the Manhattan Project, and the architect of the last great shake-up of the periodic table.
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Instructional Video3:03
Curated Video

Where Did the Moon Come From?

12th - Higher Ed
SciShow Space takes you to the moon! Learn about the competing theories about how Earth's closest neighbor formed.
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Instructional Video2:04
MinuteEarth

You Can’t Actually Die Of Old Age

12th - Higher Ed
Despite centuries of death records to the contrary, “dying of old age” is not medically possible; instead, it’s just a convenient catch-all.
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Instructional Video3:15
MinuteEarth

Why We Haven’t Learned More In 101 Years Of Trying

12th - Higher Ed
Almost everything we know about the reproductive practices of European eels comes from a genius study conducted more than 100 years ago.
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Instructional Video2:42
MinuteEarth

Why These Bears “Waste” Food

12th - Higher Ed
Optimal foraging theory means that turning down food is sometimes more efficient than eating it - but even then, what’s “wasted” doesn’t necessarily go to waste.
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Instructional Video2:39
MinuteEarth

Why The Ocean Needs Salt

12th - Higher Ed
Our oceans don’t technically contain salt, but the ions salt is made of play a critical role in planet-wide processes that make the Earth habitable.
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Instructional Video2:51
MinuteEarth

Why Do Weeping Willows Weep?

12th - Higher Ed
Most trees reach for the sun – but not the weeping willow. Why?
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Instructional Video4:26
MinuteEarth

Why Do People Hate Koalas?

12th - Higher Ed
On the Internet, koalas get an unnecessary amount of hate, so let's debunk some of the most pervasive koala myths!