SciShow
Why Protons Are Still Such a Mystery to Scientists
Protons make up most of the regular matter int he universe, but we're still figuring out a few of their quirks... Or quarks. Join Hank Green and learn why protons are still so mysterious to scientists, and what we've discovered about...
TED-Ed
TED-Ed: Why are eating disorders so hard to treat? | Anees Bahji
Globally, about 10% of people will experience an eating disorder during their lifetime. And yet, eating disorders are profoundly misunderstood. Misconceptions about everything from symptoms to treatment make it difficult to navigate an...
SciShow Kids
Save the Rhinos! Animal Science for Kids
What has tough skin, a tiny tail, and a big horn on its nose? A rhino! Join Jessi and Squeaks and learn all about these super cool, super strong animals!
SciShow
Dark Matter
Physicists estimate that dark matter accounts for about twenty three percent of the known universe - the only problem is that no one really knows what it is...
SciShow
Top 10 New Species and the First Fusion Reactor
Hank shares the week in science news, including the top 10 new species discovered in 2014, and the start of construction of the first fusion reactor. It's gonna be big!
SciShow
Why Isn't a Kilogram a Kilogram?
The kilogram is the basic unit of mass in the metric system, but there's a serious problem: the standard that defines how much mass a kilogram actually has isn't reliable anymore
MinutePhysics
How to Build a Teleporter with Aliens
The first 200 people to use http://skl.sh/minutephysics30 get 30% off a premium Skillshare subscription. This video is about the international system of units (SI), the international prototype kilogram (the IPK or "le grande k"), and...
Curated Video
Photonic Propulsion: Mars in 3 Days?
We can get to Mars in 3 days, . . .sort of, maybe. In this episode of SciShow Space Reid Reimers explains the possibilities of photonic propulsion in use with space travel.
MinutePhysics
Weigh a Million Dollars with Your Mind
A million dollars is a ton of money. But how much does it weigh?
TED-Ed
TED-ED: Can you solve the counterfeit coin riddle? - Jennifer Lu
You're the realm's greatest mathematician, but ever since you criticized the Emperor's tax laws, you've been locked in the dungeon. Luckily for you, one of the Emperor's governors has been convicted of paying his taxes with a counterfeit...
TED Talks
Peter Diamandis: Stephen Hawking's zero g flight
X Prize founder Peter Diamandis talks about how he helped Stephen Hawking fulfill his dream of going to space -- by flying together into the upper atmosphere and experiencing weightlessness at zero g.
Bozeman Science
I See CO2
Song written by Herman Jolly Vocals: Herman Jolly and Megan Pickerel Programming, Synths, Production and Mixing by Tony Lash Kids: Ruby, Emmet, Lucas, and Mayfiel
SciShow
Am I 1% Nacho?
If you weighed 99 lbs, and ate 1 lbs of nachos, would that make you 1% nacho? Hank attempts to answer this question with a series of deeper questions on this episode of SciShow quick questions.
TED-Ed
TED-ED: The mighty mathematics of the lever - Andy Peterson and Zack Patterson
Archimedes once said "Give me a place to stand, and I shall move the Earth." While the idea of a person moving such a huge mass on their own might sound impossible, chances are you've seen this idea in action at your local playground....
Bozeman Science
Free-Body Diagrams
In this video Paul Andersen explains how free-body diagrams can be used to solve kinematics problems. The only two parts of a free-body diagram are the object and all external forces acting on the object. Numerous situations are...
TED-Ed
TED-Ed: Would you weigh less in an elevator? - Carol Hedden
What happens when you jump in a moving elevator? Do you weigh more when you're going up and less when you're going down? Carol Hedden explores the relationship between gravity, weight, and relative motion, using a moving elevator to...
SciShow
Why Aren't There Giant Insects
Hank and physiologist Jon Harrison discuss the question of insect size and major theories that attempt to explain why there is a limit to how large insects can get with current conditions on Earth.
SciShow
How Do You Weigh Things in Space?
Astronauts need to know their mass while in orbit, but a normal scale would be free-falling around the Earth with them. So how do they measure their mass without gravity?
SciShow Kids
Use Your Brain!
You've had a lot of fun learning new stuff with us on SciShow Kids, but have you ever wondered how and why you remember all that awesome knowledge? Join Jessi and Squeaks to learn about how your brain helps you learn, and way more!
SciShow
Voyager 2’s Notes from Interstellar Space | SciShow News
Voyager 2 is the second object to leave our solar system, which means we now have twice as much information about its edges! And scientists have found a record-breaking black hole.
SciShow Kids
The Biggest Rodent!
Rodents are known for being pretty small, but wait till you see the world's largest rodent: the capybara!
TED-Ed
TED-Ed: 5 tips to improve your critical thinking - Samantha Agoos
Every day, a sea of decisions stretches before us, and it's impossible to make a perfect choice every time. But there are many ways to improve our chances -- and one particularly effective technique is critical thinking. Samantha Agoos...
Crash Course Kids
What's Matter?
Hey... what's matter? No no no, not what's THE matter. What's MATTER? In this episode of Crash Course Kids, Sabrina talks about what matter is and the three states of matter: Solid, Liquid, and Gas. She also does a quick experiment that...