TED-Ed
TED-Ed: How rollercoasters affect your body - Brian D. Avery
In 1895, crowds flooded Coney Island to see America's first-ever looping coaster: the Flip Flap Railway. But its thrilling flip caused cases of severe whiplash, neck injury and even ejections. Today, coasters can pull off far more...
TED Talks
Jeff Speck: The walkable city
How do we solve the problem of the suburbs? Urbanist Jeff Speck shows how we can free ourselves from dependence on the car -- which he calls "a gas-belching, time-wasting, life-threatening prosthetic device" -- by making our cities more...
SciShow
4 Ways Ancient Infrastructure Can Prepare Us for the Future
Ancient civilizations developed clever solutions to their unique challenges and environments, and learning from those engineers can help us build a greener world today.
3Blue1Brown
What is backpropagation really doing? | Deep learning, chapter 3
An overview of backpropagation, the algorithm behind how neural networks learn.
TED Talks
Sandra Aamodt: Why dieting doesn't usually work
In the US, 80% of girls have been on a diet by the time they're 10 years old. In this honest, raw talk, neuroscientist Sandra Aamodt uses her personal story to frame an important lesson about how our brains manage our bodies, as she...
TED Talks
Bastian Schaefer: A 3D-printed jumbo jet?
Designer Bastian Schaefer shows off a speculative design for the future of jet planes, with a skeleton inspired by strong, flexible, natural forms and by the needs of the world's, ahem, growing population. Imagine an airplane that's full...
SciShow
The Trick to Not Freezing During Hibernation
You may wish that you could pack on a few pounds and sleep the next few months away, and scientists are one step closer to understanding how some animals are capable of doing this.
SciShow
How Does Space Change Your Brain?
We've been sending people to space since the '60s, and we're just now starting to learn what that does to their brains.
3Blue1Brown
Backpropagation calculus: Deep learning - Part 4 of 4
The math of backpropagation, the algorithm by which neural networks learn.
SciShow
Why Isn't "Zero G" the Same as "Zero Gravity"?
This Quick Question explains the difference between gravity and g-force, and how you can experience zero-g in space even when it’s not zero gravity!
SciShow
Dmitri Mendeleev: Great Minds
Hank introduces us to the man behind the periodic table - the brilliant Russian chemist Dmitri Mendeleev.
TED Talks
Niels Diffrient: Rethinking the way we sit down
Design legend Niels Diffrient talks about his life in industrial design (and the reason he became a designer instead of a jet pilot). He details his quest to completely rethink the office chair starting from one fundamental data set: the...
SciShow
The Very Real Consequences of Weight Discrimination
Weight discrimination has very real health consequences, especially when some of the most common perpetrators are medical professionals.
TED Talks
Markus Fischer: A robot that flies like a bird
Plenty of robots can fly -- but none can fly like a real bird. That is, until Markus Fischer and his team at Festo built SmartBird, a large, lightweight robot, modeled on a seagull, that flies by flapping its wings. A soaring demo fresh...
SciShow
Why Do Wet Floors Slip, But Wet Clothes Stick
A freshly-mopped floor is slippery, but a wet shirt is super-clingy... so what's the deal? Why can water make some things slick and other things sticky?
3Blue1Brown
What is backpropagation really doing? Deep learning - Part 3 of 4
An overview of backpropagation, the algorithm behind how neural networks learn.
SciShow
How Do Those Rock Sculptures Stay Up?
You may have seen rock sculptures seemingly defying physics in your newsfeed, but what's actually happening?
SciShow
3 Terrible Old-Timey Ways to (Not) Lose Weight
From sauna pants to fat jigglers, people used to try to lose weight in some rather unconventional ways. They really did not work.
TED Talks
Christoph Keplinger: The artificial muscles that will power robots of the future
Robot brains are getting smarter and smarter, but their bodies are often still clunky and unwieldy. Mechanical engineer Christoph Keplinger is designing a new generation of soft, agile robot inspired by a masterpiece of evolution:...
Bozeman Science
Gravitational Force
In this video Paul Andersen explains how an object with mass placed in a gravitational field experiences a gravitational force. On the Earth this gravitational force is known as weight. The gravitational force is equal to the product of...
TED-Ed
TED-Ed: Solving the puzzle of the periodic table - Eric Rosado
How did the periodic table of elements revolutionize our understanding of the world? What scientists contributed to the table we have today? Eric Rosado discusses the key people and discoveries that have molded our understanding of...