Crash Course
Drugs, Dyes, & Mass Transfer: Crash Course Engineering #16
Today we’re talking about mass transfer. It doesn’t just apply to objects and fluids as a whole, but also to the individual molecules and components that make them up. We’ll see that transfers of mass need their own driving force,...
TED Talks
TED: Super speed, magnetic levitation and the vision behind the hyperloop | Josh Giegel
What if your hour-long commute was reduced to just minutes? That's the promise of the hyperloop: a transit system designed around a pod that zooms through a vacuum-sealed space (roughly the size of a subway tunnel) at hyper-speed,...
TED-Ed
TED-Ed: How does an atom-smashing particle accelerator work? - Don Lincoln
An atom smasher, or particle accelerator, collides atomic nuclei together at extremely high energies, using engineering that exploits incredibly cold temperatures, very low air pressure, and hyperbolically fast speeds. Don Lincoln...
SciShow
Why Do Fish School?
You might think that fish ride the undercurrents with all their buds to avoid the hungry mouths of predators - safety in numbers, right? But, it turns out, there’s more to consider when asking why fish swim in schools.
SciShow Kids
Why Do Dogs Pant?
When people run around on a hot summer day, their sweat can help them cool off! But dogs can't sweat, and they have big, furry coats! So what can they do to stay cool?!
TED Talks
Harish Manwani: Profit’s not always the point
You might not expect the chief operating officer of a major global corporation to look too far beyond either the balance sheet or the bottom line. But Harish Manwani, COO of Unilever, makes a passionate argument that doing so to include...
Bozeman Science
Internal Energy
In this video Paul Andersen explains how the internal energy of a system can change as the internal structure of the system changes. An object model will not be able to account for the restoring forces and so a system model must be used....
Bozeman Science
Thinking in Systems - Level 3 - Inputs, Processes and Outputs
In this video Paul Andersen shows conceptual thinking in a mini-lesson on inputs, processes and outputs in a system. TERMS: System models - a representation of a system Interactions - reciprocal (two-way) action or influence Inputs -...
SciShow
From Thunderstorms to Black Holes: 4 Natural Particle Accelerators
We've been making particle accelerators for more than a century and have accelerated particles to more than 99.9999% the speed of light. But our accelerators are nothing compared to some of the ones we've found in nature!
SciShow
How Machines the Size of Molecules Could Change the World
Future advances in engineering may come from chemistry. From molecular motors to salt-shaker-drug-deliverers, the future looks small.
TED Talks
TED: The 4 commandments of cities | Eduardo Paes
Eduardo Paes is the mayor of Rio de Janeiro, a sprawling, complicated, beautiful city of 6.5 million. He shares four big ideas about leading Rio -- and all cities -- into the future, including bold (and do-able) infrastructure upgrades...
TED-Ed
TED-Ed: The uncertain location of electrons - George Zaidan and Charles Morton
The tiny atoms that make up our world are made up of even tinier protons, neutrons and electrons. Though the number of protons determines an atom's identity, it's the electrons -- specifically, their exact location outside the nucleus --...
3Blue1Brown
Binary, Hanoi, and Sierpinski, part 2
How counting in Ternary can solve a variant of the Tower's of Hanoi puzzle, and how this gives rise to a beautiful connection to Sierpinski's triangle.
Bozeman Science
Practice 2 - Developing and Using Models
Paul Andersen explains the importance of modeling in science and engineering. Models are used by scientists to explain phenomenon. Unlike mental models, conceptual models can be shared by all scientists to improve our understanding of...
SciShow
Animal Melodies: 5 of Nature’s Sweetest Singers
Humans are known to carry a tune, but we're hardly the only animals that sing. In fact we've got five of nature's finest singers, and what makes them so unique. Chapters View all BIRDS 1:17 BATS 3:26 FRUIT FLIES 5:18 MICE AND RATS 7:09...
TED-Ed
TED-ED: Is our climate headed for a mathematical tipping point? - Victor J. Donnay
Scientists have warned that as CO2 levels in the atmosphere rise an increase in Earth's temperature by even two degrees could lead to catastrophic effects across the world. But how can such a tiny, measurable change in one factor lead to...
SciShow
Will You be Iron Man?
We have the technology! We can rebuild...ourselves! Human interface technologies like Google Glass, robotic prosthetics, and bionic eyes have the potential to help people recover lost abilities, but also to grant us new abilities. Will...
SciShow
SciShow QuizShow: Bad Blood and Weird Bugs
SciShow’s Executive producer Hank Green faces off against SciShow senior editor Alyssa Lerner in this Quiz Show about weird experiments and strange animal parts.
SciShow
9 Amazing New Arachnid Species
Whether they're dancing, hunting, or being a pain in the nose, these new arachnid species will knock all 8 of your socks off.
TED Talks
David Merrill: Toy tiles that talk to each other
MIT grad student David Merrill demos Siftables -- cookie-sized, computerized tiles you can stack and shuffle in your hands. These future-toys can do math, play music, and talk to their friends, too. Is this the next thing in hands-on...
SciShow
Why Does Virtual Reality Make Me Sick?
You're enjoying a nice simulated drive using your VR headset, when you're suddenly jolted with nausea. What is causing this gross feeling? Check out this episode to learn how sensory input and VR simulation can throw your body off.
SciShow Kids
Explore Saturn's Rings
There's a lot more to Saturn's rings than just looking awesome! Find out why!
SciShow
A Potential New Staph Vaccine and Touchable "Holograms"
What's cooler: A vaccine for one of the deadliest bacterial infections around or a holodeck? Well, this week we got a step closer to BOTH!
Crash Course Kids
Engineering Games
So how can a game teach us about engineering? Pretty easily! When you're trying to solve a game, or a puzzle, or whatever, you will have a bunch of variables. The trick is knowing how to change one variable at a time to see what changes....