SciShow
The 2017 Solar Eclipse: What You Need to Know
On August 21, 2017, the United States will experience its first total solar eclipse since 1979! If you're in the right place at the right time, you're in for a spectacular show!
Bozeman Science
The Reaction Path
In this video Paul Andersen explains how the reaction path can be described in an energy profile. Enough energy must be added to reach the activation energy required and stress the bonds. Eventually the bonds break and new bonds are...
TED-Ed
TED-Ed: The Japanese folktale of the selfish scholar | Iseult Gillespie
In ancient Kyoto, a Shinto scholar found himself distracted from his prayers and sought to perform a purification ritual that would cleanse him. He decided to travel to the revered Hie Shrine; walking the path alone, ignoring any...
SciShow
Asteroids to Watch Out For
Hank tells us about NASA's Near-Earth Object Program, which tracks the paths of asteroids and categorizes them according to the likelihood that they will strike the Earth at some point in the future.
TED Talks
Neil Burgess: How your brain tells you where you are
How do you remember where you parked your car? How do you know if you're moving in the right direction? Neuroscientist Neil Burgess studies the neural mechanisms that map the space around us, and how they link to memory and imagination.
SciShow
There’s a Rectangle Galaxy?
You're probably used to real galaxies having curves, except not all of them seem to have gotten the memo.
PBS
Extinction by Gamma-Ray Burst
Find out about the last time and the next time the Earth will be hit by a Gamma-ray Burst.
TED-Ed
TED-ED: How interpreters juggle two languages at once - Ewandro Magalhaes
Language is complex, and when abstract or nuanced concepts get lost in translation, the consequences may be catastrophic. Given the complexities of language and cultural exchange, how do these epic miscommunications not happen all the...
Crash Course
Cycles in the Sky
This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe.
Crash Course Kids
Seeing Stars
So you know what a star is, right? Well, if you don't, you should. We've talked about that big one in the sky a few times: The Sun! But there are a lot of bright dots in the night sky and not all of them are stars. Today, let's play a...
Be Smart
Does The Moon Really Orbit The Earth?
According to Newton's law of gravitation, the sun should "pull" way harder on the moon than the Earth does. So does the moon actually orbit the Earth? Why?
Crash Course
Buddha and Ashoka Crash Course World History
In which John relates a condensed history of India, post-Indus Valley Civilization. John explores Hinduism and the origins of Buddhism. He also gets into the reign of Ashoka, the Buddhist emperor who, in spite of Buddhism's structural...
Curated Video
Compare Lengths of Objects by Drawing Pictures
In this video lesson, we present various examples, such as measuring train lengths and finding missing tiles, to help us compare lengths of objects by drawing pictures. The lesson emphasizes the importance of subtraction and highlights...
Crash Course
How to Set and Achieve SMART Goals: Crash Course Business - Soft Skills
I know things can seem a bit overwhelming when you’re out of school, there are no more grades, and all of a sudden people are talking about five-year plans when it feels like you don’t know what’s happening in five weeks. But we’ve got...
Crash Course
Uniform Circular Motion: Crash Course Physics
Did you know that centrifugal force isn't really a thing? I mean, it's a thing, it's just not real. In fact, physicists call it a "Fictitious Force." Mind blown yet? To explore this idea further, this week Shini sits down with us to...
MinuteEarth
The Hidden Side Of Proteins
You might already know that proteins are a fundamental part of your diet, but they're much more than that.
SciShow Kids
Was There Water on Mars? | Let's Explore Mars! | SciShow Kids
When you look at a picture of Mars next to a picture of Earth, you might notice one big difference: Earth is covered in blue oceans and Mars doesn't seem to have any water at all! But scientists have discovered all kinds of clues that...
TED-Ed
TED-ED: How the K_nigsberg bridge problem changed mathematics - Dan Van der Vieren
You'd have a hard time finding the medieval city K_nigsberg on any modern maps, but one particular quirk in its geography has made it one of the most famous cities in mathematics. Dan Van der Vieren explains how grappling with...
Crash Course
Revolutions in Science and Tech: Crash Course European History
In the decades following World War II, life changed in many ways, and a fair number of those changes were for the better. Many of those improvements were driven by advances in science and technology, in fields like biology,...
Crash Course
Existentialism: Crash Course Philosophy
Now that we’ve left behind the philosophy of religion, it’s time to start exploring what other ways might exist to find meaning in the world. Today we explore essentialism and its response: existentialism. We’ll also learn about...
Crash Course
Rotational Motion: Crash Course Physics
Did you know that, at a certain point on a moving wheel... there's no motion? I mean, kinda... it's all relative, right? Prepare to have your mind blown in this episode of Crash Course Physics where Shini delves into the world of...
SciShow
3 Reasons Why Ticks Suck
Find out why these arachnids are among the least B of humanity's BFFs. Yeah, they're blood-sucking parasites, but that's not all of it!