Instructional Video7:51
PBS

Do Thunderbeasts Prove Giant Animals Are Inevitable?

12th - Higher Ed
The journey the thunder beasts took to reach such mega proportions from such humble beginnings forces us to ask an important question, one that paleontologists have been asking for more than a century: from an evolutionary perspective,...
Instructional Video9:46
Be Smart

Why Trees Look Like Rivers and Also Blood Vessels and Also Lightning…

12th - Higher Ed
Why do the same, self-repeating patterns appear in trees, rivers, lightning, and even our bodies? Is there some essential, hidden rule of nature that makes these intricate designs appear all over the place? Let’s talk about fractals.
Instructional Video11:20
SciShow

The World’s Smallest Particle Accelerator Doesn’t Do Anything

12th - Higher Ed
You may think of particle accelerators as massive underground tunnels like the Large Hadron Collider. But a new generation of accelerators are small enough to fit on a coin. Now the challenge is making them useful.
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Instructional Video5:42
SciShow

Why We Need Camels To Treat Cancer

12th - Higher Ed
In the fight against diseases like cancers and blood disorders, sometimes we need to turn to unexpected allies. And in this case, one of those allies was a tiny little nanobody hiding inside of... camels.



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Instructional Video7:57
MinutePhysics

Which Planet Has the Best Eclipse?

12th - Higher Ed
Solar eclipses don't just happen here on earth - moons of other planets also pass between those planets and the sun, resulting in various types of solar eclipses on Mars, Jupiter, Saturn, Uranus, Neptune, and even non-planets like Pluto,...
Instructional Video2:03
MinutePhysics

Upside Down Mountains in Real Life

12th - Higher Ed
Upside Down Mountains in Real Life
Instructional Video2:30
MinutePhysics

How to See Without Glasses

12th - Higher Ed
How to See Without Glasses
Instructional Video4:46
MinutePhysics

How Long To Fall Through the Earth?

12th - Higher Ed
How Long To Fall Through the Earth?
Instructional Video5:05
MinutePhysics

Guns in Space

12th - Higher Ed
Guns in Space
Instructional Video15:57
SciShow Kids

All About Teeth! | SciShow Kids Compilation

K - 5th
In this SciShow Kids compilation, Jessi and Squeaks learn about why teeth are important, how they're different, and why some animals have really weird ones.
Instructional Video5:50
TED-Ed

TED-Ed: How to increase your happiness | TED-Ed

Pre-K - Higher Ed
Many people would say the connection between happiness and gratefulness is very simple: when you are happy, you are grateful. But think again. Is it really the happy people that are grateful? Quite a number of people have everything that...
Instructional Video9:02
TED Talks

TED: How you could see inside your body — with a micro-robot | Alex Luebke, Vivek Kumbhari

12th - Higher Ed
Would you swallow a micro-robot? In a gutsy demo, physician Vivek Kumbhari navigates Pillbot, a wireless, disposable robot swallowed onstage by engineer Alex Luebke, modeling how this technology can swiftly provide direct visualization...
Instructional Video10:01
SciShow

Why We'll Never Build a Perfect Clock

12th - Higher Ed
We can make clocks that keep accurate time for millions of years. We can also make clocks with such high resolution they tick one billion billion times per second. So why can't we make a clock that does both?
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.
Instructional Video3:01
MinuteEarth

Is Bigger Better?

12th - Higher Ed
Elephants might be strong, but they are weak compared to ants because ants have certain advantages that allow them to outlift their larger competitors.
Instructional Video3:20
MinuteEarth

Ancient Humans Made Millions Of These - We Don’t Know Why

12th - Higher Ed
The Acheulean handaxe was the most common tool of early humans, but we still don’t know what the heck they used it for.
Instructional Video5:01
PBS

Cosmic Microwave Background Challenge | Space Time | PBS Digital Studios

12th - Higher Ed
If a photon leaves the train station shortly after the Big Bang ...
Instructional Video8:54
PBS

Did Eating Insects Shrink These Dinos?

12th - Higher Ed
We often think of dinosaurs as either preying on other dinos or mammals, or as plant-eaters -- but in ecosystems today, those aren’t the only two options. So why would we expect dinosaurs to have only been carnivores or herbivores, with...
Instructional Video13:26
PBS

NEW DISCOVERY About Supermassive Black Holes Explained!

12th - Higher Ed
Astrophysicists have discovered a black hole that for millions of years has been blasting vast particle beams in opposite directions across the sky. And has recently swiveled to point its one of these jets directly at us. Is this an...
Instructional Video13:34
PBS

Hacking the Nature of Reality

12th - Higher Ed
In standard use, the S-matrix can be calculated if you understand the forces in the interaction region - for example, in the nucleus of an atom. But what if you don’t know those internal interaction forces? Heisenberg sought a way to...
Instructional Video14:31
PBS

How An Extreme New Star Could Change All Cosmology

12th - Higher Ed
A new white dwarf has been discovered (poetically named: ZTF J1901+1458) that’s doing some stuff that no white dwarf should ever be able to do. In fact, it has multiple properties that are so extreme that it almost certainly did NOT form...
Instructional Video15:42
PBS

Are Cosmic Strings Cracks in the Universe?

12th - Higher Ed
Reality has cracks in it. Universe-spanning filaments of ancient Big Bang energy, formed from topological defects in the quantum fields, aka cosmic strings. They have subatomic thickness but prodigious mass and they lash through space at...
Instructional Video12:57
PBS

What’s Wrong With the Big Bang Theory? | Space Time | PBS Digital Studios

12th - Higher Ed
Now that we have a primer on the aspects of the Big Bang Theory that we know definitely happened, let’s look further into what we don’t yet know, and how the theory could progress in the future. Since there is a discrepancy between...
Instructional Video9:20
PBS

When Dinosaurs Chilled in the Arctic

12th - Higher Ed
All told, the Arctic in the Cretaceous Period was a rough place to live, especially in winter. And yet, the fossils of many kinds of dinosaurs have been discovered there. So how were they able to survive in this harsh environment?