PBS
Are Prime Numbers Made Up?
Is math real or simply something made up by mathematicians? You can't physically touch a number yet using numbers we're able to build skyscrapers and launch rockets into space. Mathematician Kelsey Houston-Edwards explains this...
Bozeman Science
Systems
In this video Paul Andersen explains how systems are two or more objects that interact with one another. If a system has no relevant internal structure it can be treated as an object. The conservation laws apply to energy, charge and...
TED-Ed
TED-Ed: What are those floaty things in your eye? - Michael Mauser
Sometimes, against a uniform, bright background such as a clear sky or a blank computer screen, you might see things floating across your field of vision. What are these moving objects, and how are you seeing them? Michael Mauser...
SciShow
New Views of a Comet, and 5 Ancient Planets Discovered
SciShow News serves up the latest pictures from Comet 67-P, that media darling, and the discovery of what may be the oldest, rocky Earth-like worlds yet found.
TED Talks
Jedidah Isler: How I fell in love with quasars, blazars and our incredible universe
Jedidah Isler first fell in love with the night sky as a little girl. Now she's an astrophysicist who studies supermassive hyperactive black holes. In a charming talk, she takes us trillions of kilometers from Earth to introduce us to...
TED-Ed
TED-Ed: Is space trying to kill us? - Ron Shaneyfelt
How likely is it that a massive asteroid will do major damage to Earth and its inhabitants? What about the sun -- is it dying out anytime soon? And the supermassive black hole at the center of the Milky Way -- should we be worried about...
SciShow
Understanding the Most Extreme Numbers in the Universe
Humans are great at understanding medium-sized things, like how far the supermarket is from your house, or how to find the bathroom in the dark. But imagining distances in light-years is a lot harder -- so you'll have to use a trick or two.
SciShow
Why Scientists Keep Trying to Break This 18th Century Law
It’s usually not a great idea to break laws, but breaking the laws of science is an exception! In fact, it’s often how we make progress.
SciShow
The Most Stable Neighborhoods in the Universe
No planet’s trip around a star is exactly like the one before it, because solar systems aren't as static as they first appear. Even small nudges can add up to disaster, but some objects find safe orbits with the help of a partner or two.
SciShow
The Night Sky in Infrared
James Webb wouldn’t be equipped to look in the infrared if not for the previous missions that have allowed us to see the universe in wavelengths that the human eye can’t see!
TED Talks
John Maeda: My journey in design
Designer John Maeda talks about his path from a Seattle tofu factory to the Rhode Island School of Design, where he became president in 2008. Maeda, a tireless experimenter and a witty observer, explores the crucial moment when design...
SciShow
MU69 is Flat, and No One Knows Why - SciShow News
MU69 seems to be much flatter than we thought and the Gaia space telescope can tell us where galaxies have been and, maybe, where they're going.
SciShow
What Movies Get Wrong About Space
Hollywood can be pretty negligent about physics and astronomy, even in really good movies, but there are a few specific misconceptions that pop up again and again.
TED Talks
Freeman Dyson: Let's look for life in the outer solar system
Physicist Freeman Dyson suggests that we start looking for life on the moons of Jupiter and out past Neptune, in the Kuiper belt and the Oort cloud. He talks about what such life would be like -- and how we might find it.
SciShow
Why Pluto Might Be a Billion Comets
Astronomers are trying to answer the question of how Pluto formed, and we have more evidence for the existence of Planet Nine!
SciShow
We Found a Planetary Graveyard | SciShow News
Researchers think they may have found a new way to study planets after they've been "buried" in a star! Astronomers are also officially acknowledging the discovery of a distant body with a thousand-year orbit and an adorable nickname.
SciShow
Do Doorways Actually Make Us Forget Things?
Have you ever forgotten why you walked into a room? Turns out it's just your brain doing its job.
SciShow
Brown Dwarfs Space’s Strangely Important Oddballs
You’d think it would be easy to tell if an object in space was a star or a planet - is it big, hot, and shining? It’s a star! Small, cool, and made of rock and gas? Planet! But cosmic oddities know as brown dwarfs remind us that the...
SciShow
The Moon's Birth May Have Given Earth Ingredients for Life - SciShow News
The event that gave us our moon may have also given us the elements necessary for life and scientists might have found a very tiny piece of our solar system's past way out in space.
SciShow
New Discoveries from Our Second Interstellar Visitor - SciShow News
This year, scientists have had a chance to study something pretty mind-boggling: a comet that came from outside of our solar system.
Bozeman Science
Calculating the Electric Force
In this video Paul Andersen explains how you can use Coulomb's Law to determine the electric force between two charges. In Physics 1 students should be able to calculate the force between two charges and in Physics 2 students should be...
SciShow
Water on Ganymede, and NASA Needs Your Help!
Which is a bigger deal to you? The discovery that there's probably more water on Jupiter's moon Ganymede than all the oceans on Earth? Or the fact that you can now help NASA find asteroids? Learn about both, then decide for yourself!
SciShow
The Leviathan of Parsonstown
In the 1800s, William Parsons built a telescope larger than any in the world: The Leviathan of Parsonstown. This landmark in science history helped solve the mystery of just what a nebula could be.
SciShow
Dust Could Turn Extreme Planets Habitable | SciShow News
Some tidally-locked exoplanets might actually be more habitable than astronomers initially thought, and we have some ideas about how Peter Pan disks can last so much longer than other protoplanetary disks.