SciShow
Quiz Show: Vlogbrothers Face-Off: Hank v. John!
Welcome back to SciShow Quiz Show! In this episode Hank will be competing with older brother John Green in a battle of science related trivia on behalf of Subbable subscribers Anna Dilley & Andrew Villarreal.
SciShow
Why We Want to Find Plate Tectonics in Space
It’s not easy to find active plate tectonics on other worlds, but doing so may bring us one step closer to finding a planet that can support life.
SciShow
What’s Hiding Inside The Crab Nebula?
The Crab Nebula is one of the most studied things in the sky, but it took glimpses through various wavelengths of the electromagnetic spectrum to get a full picture of what’s hiding inside!
MinutePhysics
Should You Walk or Run When It's Cold?
Is it better to walk or run when it's cold out? If you run, then you have to deal with wind, wind chill, etc, but your body generates more heat. If you stay still, standing or walking slowly, you don't generate as much heat, but don't...
SciShow
Something Is Creating and Removing Oxygen on Mars - SciShow News
Oxygen levels in the Martian atmosphere are mysteriously inconsistent, and scientists don’t have a clear explanation for what’s behind the changes. Meanwhile, scientists DO have explanations for the tiger-like stripes on one of Saturn’s...
SciShow
Record-Breaking Space Discoveries of 2016!
2016 was a lot of things, but for astronomers, it meant the discovery of some of the farthest, faintest, and youngest objects in the universe we've seen yet.
TED Talks
Débora Mesa Molina: Stunning buildings made from raw, imperfect materials
What would it take to reimagine the limits of architecture? Débora Mesa Molina offers some answers in this breathtaking, visual tour of her work, showing how structures can be made with overlooked materials and unconventional methods --...
TED Talks
Julie Burstein: 4 lessons in creativity
Radio host Julie Burstein talks with creative people for a living -- and shares four lessons about how to create in the face of challenge, self-doubt and loss. Hear insights from filmmaker Mira Nair, writer Richard Ford, sculptor Richard...
MinutePhysics
The Arrow of Time feat. Sean Carroll
Why is the past different from the future? Caltech physicist Sean Carroll explains how the arrow of time is not an intrinsic property of physics, but rather an emergent feature.
SciShow
A Year in Space, and the Lunar Eclipse!
Two astronauts are about to embark on the One Year Mission which can help us understand more about the long-term effects of being in space, and there is an upcoming total lunar eclipse (the shortest one this century)!
SciShow
How Cold Can Earth Get?
These days it seems almost trivial to cool atoms down to near absolute zero temperatures in a lab, but what is the lowest possible naturally occurring air temperature on this planet?
SciShow Kids
What is an Engineer? | Squeaks has an Engineering Problem! | SciShow Kids
Mister Brown teaches Squeaks all about engineering to help him solve a problem he is having! K-2 Next Generation Science Standards Science and Engineering Practices: Asking Questions and Defining Problems, Developing and Using Models,...
Crash Course Kids
Big Changes in the Big Forest
What do beavers, termites, and prairie dogs have in common? They all change their environments! Last time we talked about how humans change their environments, but humans are animals and all animals change their environments just by...
MinutePhysics
What is the Purpose of Life? (Big Picture Ep. 5/5)
This video is about how life arose and what its main function or purpose in the universe seems to be. Thanks to Sean Carroll for collaborating on it! This video is about how life arose and what its main function or purpose in the...
MinutePhysics
Simpson's Paradox
This video is about Simpson's paradox, a statistical paradox and ecological fallacy where seemingly contradictory results are implied by a single set of data depending on how it's grouped. The paradox can arise in medical studies,...
SciShow
Why Does It Take So Long to Get to Mercury?
On a cosmic scale, Mercury isn’t very far away, but it's incredibly hard to get there. Getting into orbit around it takes years of flybys in the solar system, but we're going to do it again!
SciShow
3 Weird Stars You Can See with the Naked Eye
These three stars can easily be seen with the naked eye, but it took some fancy telescopes for us to realize how weird they really are!
PBS
Will Space Travel Save Us All?
Space, also known as The Final Frontier, has been in our collective dreams and fantasies for decades. Who WOULDN'T want to blast into space, experience zero gravity, or walk on the moon?! But with limited funding to NASA, the day that...
TED Talks
Peter Ward: A theory of Earth's mass extinctions
Asteroid strikes get all the coverage, but "Medea Hypothesis" author Peter Ward argues that most of Earth's mass extinctions were caused by lowly bacteria. The culprit, a poison called hydrogen sulfide, may have an interesting...
SciShow
The VASIMR Engine: How to Get to Mars in 40 Days
Chemical engines can only move us through the solar system so quickly, but a faster method is being engineered right now that could get us to Mars in just 40 days!
SciShow
Is There Really An Infinite Multiverse? - Stephen Hawking's Last Paper
Just a few days before he died, Stephen Hawking submitted one last research paper using string theory math to talk about the multiverse.
SciShow
Black Holes: The Hungriest Things in the Universe | Compilation
If you thought a hot dog eating contest was impressive to complete, imagine if a black hole entered it! They eat up everything around them, including stars! But they’re not just gluttonous blobs of the universe. Like all things in space,...
SciShow
A Zombie Star That Just Won’t Die
What exactly is a ‘Zombie Star,’ and how does it compare to other stars and supernovas? We’ve also learned more about how the haze over Pluto plays a role in its temperature.