TED-Ed
How does ultrasound work? | Jacques S. Abramowicz
In a dark cave, bats can't see much. But even with their eyes shut, they can navigate rocky topography at incredible speeds. This is because bats aren't just guided by their eyes, but rather, by their ears. It may seem impossible to see...
SciShow
Gravitation: The Four Fundamental Forces of Physics #3
Hank continues our series on the four fundamental forces of physics with a description of gravitation -the interaction by which physical bodies attract with a force proportional to that of their masses, and which is responsible for...
MinutePhysics
What is Gravity?
In this episode, we discuss the basic nature of gravity, one of the four fundamental forces in our universe.
TED-Ed
TED-Ed: How do jetpacks work? And why don't we all have them? | Richard Browning
In 1961, Yuri Gagarin piloted a spacecraft in humanity's first manned space flight. A week later, Bell Aerosystems debuted a gas-powered rocket pack that could fly 35 meters in 13 seconds. Unfortunately, engineers knew this short flight...
TED Talks
TED: New video technology that reveals an object's hidden properties | Abe Davis
Subtle motion happens around us all the time, including tiny vibrations caused by sound. New technology shows that we can pick up on these vibrations and actually re-create sound and conversations just from a video of a seemingly still...
SciShow
Why Up Matters to Your Brain
Gravity may be doing a lot more than just keeping us planted on the Earth. Scientists are learning that it’s also a key player in how we perceive things.
SciShow
There Are Mountains Deep Within the Earth
Scientists think they’ve discovered some peaks taller than Mt Everest deep beneath the earth’s crust, and this range might be the key to one of the biggest mysteries in geology!
SciShow
New Evidence for Planet 9! SciShow News
Astronomers have found more evidence for Planet 9, but another study has added another problem to our list of space travel problems.
SciShow
The Tiny Planet Revealing Gravity’s Big Secrets
Mercury’s path through our solar system is, well, a little eccentric, and some of its movements were a mystery astronomers couldn’t explain for a long time. Then, in the early 20th century, Einstein reran the numbers and proved a whole...
SciShow
How SpaceX Launched the World's Most Powerful Rocket
We've found the first evidence of planets outside of the Milky Way, and SpaceX has finally launched the Falcon Heavy rocket into space!
Bozeman Science
Rotational Inertia
In this video Paul Andersen explains how the angular momentum of an object if a product of the rotational inertia and the angular velocity. The rotational inertia depends on the mass, radius and shape of the rotating objects. A sample...
TED-Ed
TED-ED: Why are we so attached to our things? - Christian Jarrett
After witnessing the _violent rage" shown by babies whenever deprived of an item they considered their own, Jean Piaget _ a founding father of child psychology _ observed something profound about human nature: Our sense of ownership...
Crash Course
Nonexistent Objects & Imaginary Worlds: Crash Course Philosophy
Today we transition between units on language and aesthetics with a discussion of nonexistent and imaginary objects. Is it possible to make true assertions about things that aren’t real? We’ll explore Meinong’s Jungle and the concept of...
SciShow
Your Brain Probably has a "Pokemon Region" | SciShow News
If you're a Pokémon super-fan seeing Detective Pikachu this weekend, a little bit of your brain might light up that won’t light up in the brains of those that didn’t try to catch 'em all! Find out why that's important to understanding...
SciShow
Two New Planets Discovered?
Click here to find out more about "New Planets Found!" and "SUPER EARTH Orbiting Our Sun!". Ignore the clickbait...Hank Green explains what might have been found in this episode of SciShow Space.
TED Talks
TED: every piece of art you've ever wanted to see -- up close and searchable | Amit Sood
What does a cultural Big Bang look like? For Amit Sood, director of Google's Cultural Institute and Art Project, it's an online platform where anyone can explore the world's greatest collections of art and artifacts in vivid, lifelike...
Bozeman Science
Gravitational Mass
In this video Paul Andersen explains how the gravitational mass is a measure of the force on an object in a gravitational field. The gravitational mass is based on the amount of material in an object and can be measured to a standard kg...
SciShow
The Dark Mystery of Galaxy X
There might be a galaxy made mostly of dark matter orbiting the Milky Way!
Crash Course Kids
Gravity Compilation
Maybe you'd like to just hear about one topic for a while. We understand. So today, let's just watch some videos about Gravity. We'll learn about why we don't fly off into space, what mass has to do with it, how does air resistance work,...
SciShow
3D Printing and the Future of Stuff
What if instead of going to the store to buy a new toilet brush, all you had to do was walk into your office and print one out? With recent advances in 3D printing, such a scenario might not be as far away as you think. Chapters PRINT...
SciShow
This Galaxy Is in the Midst of Dying | SciShow News
This week in news, scientists have found a galaxy coming to a smashing end, and a neutron star that's... The most.
SciShow
Why Do We Talk to Ourselves?
Do you mumble to yourself while looking for your keys, or pump yourself up in the morning with a bathroom mirror pep talk? It may actually be helpful,but only if you do it right.
Crash Course Kids
Astronaut Experiment
Air resistance! It's a thing! In this episode of Crash Course Kids, Sabrina does her own Astronaut Experiment to show us how we can prove it!