Instructional Video3:38
SciShow Kids

Why do Planes Leave White Streaks in the Sky?

K - 5th
Have you ever seen an airplane high in the sky leave a long trail behind it? That's called a contrail! It's kind of like a cloud, or your breath on a cold day. Jessi and Squeaks explain the special circumstances that make contrails happen!
Instructional Video16:29
3Blue1Brown

Who cares about topology? (Inscribed rectangle problem): Topology - Part 1 of 3

12th - Higher Ed
This is an absolutely beautiful piece of math. It shows how certain ideas from topology, such as the mobius strip, can be used to solve a slightly softer form of an unsolved problem in geometry.
Instructional Video4:17
SciShow

Airplanes and Other Man-Made Cloud Machines

12th - Higher Ed
What do airplanes, power plants, ships, and explosions have in common? They all make clouds!
Instructional Video4:50
SciShow

Solar-Powered Plane and Contagious Shellfish Cancer

12th - Higher Ed
A plane fueled only by the sun is flying around the world and a certain cancer in shellfish is contagious! Olivia Gordon explains these stories in this week's SciShow News.
Instructional Video10:35
Crash Course

The Limey: Crash Course Film Criticism

12th - Higher Ed
Steven Soderbergh is known as much for his Oscar winning tense dramas as he is retiring... then not retiring. He was a part of the indy revolution in the 1980s and 90s that helped usher in a new case of writers and directors who didn't...
Instructional Video12:08
3Blue1Brown

Inverse matrices, column space and null space | Essence of linear algebra, chapter 6

12th - Higher Ed
How do you think about the column space and null space of a matrix visually? How do you think about the inverse of a matrix?
Instructional Video3:11
MinutePhysics

How Do Airplanes Fly?

12th - Higher Ed
How Do Airplanes Fly?
Instructional Video11:41
SciShow

What the Wright Brothers Should Actually Be Famous For

12th - Higher Ed
For the pioneers of human aviation, one of the trickiest problems was figuring out how to steer the early craft. Then, the Wright Brothers changed everything by using bike parts and watching birds.
Instructional Video4:23
TED-Ed

TED-ED: The Sun's surprising movement across the sky - Gordon Williamson

Pre-K - Higher Ed
Suppose you placed a camera at a fixed position, took a picture of the sky at the same time every day for an entire year, and overlaid all of the photos on top of each other. What would the sun look like in that combined image? A...
Instructional Video5:12
SciShow

Why Aren't Commercial Jets Getting Faster?

12th - Higher Ed
Airplanes are one of the quickest ways to get anywhere, but commercial jets haven't gotten much fast since the 1950's. Why is that?
Instructional Video5:13
MinutePhysics

How Airplanes Are Made

12th - Higher Ed
Behind-the-Scenes of an Airbus A350 being built! Thanks to the folks at Airbus for bringing me to France, Germany, & the UK to visit their headquarters and facilities and see so much incredible engineering. As you can probably tell from...
Instructional Video3:33
SciShow

Future Space News of 2014

12th - Higher Ed
Hank delivers news of the future, with his rundown of the top space missions scheduled for 2014. Learn about upcoming launches to a nearby asteroid, a comet as it approaches the sun, and the first test flight of NASA's new Orion crew...
Instructional Video3:26
TED Talks

Richard St. John: 8 secrets of success

12th - Higher Ed
Why do people succeed? Is it because they're smart? Or are they just lucky? Neither. Analyst Richard St. John condenses years of interviews into an unmissable 3-minute slideshow on the real secrets of success.
Instructional Video6:27
SciShow

One Way to Deal With CO2? Reuse It

12th - Higher Ed
Is there any better way to create new energy than to make it out of consumed energy sources?
Instructional Video16:58
3Blue1Brown

All possible pythagorean triples, visualized

12th - Higher Ed
There are a few special right triangles many of us learn about in school, like the 3-4-5 triangle or the 5-12-13 triangle. Is there a way to understand all triplets of numbers (a, b, c) that satisfy a^2 + b^2 = c^2? There is! And it uses...
Instructional Video5:19
Be Smart

The Amazing Science of DUST?

12th - Higher Ed
Some of the universe's biggest action is a result of its smallest stuff
Instructional Video9:18
TED Talks

TED: 3 ways to make flying more climate-friendly | Ryah Whalen

12th - Higher Ed
Air travel opens our eyes to the world, but it also comes at a high cost to the environment. Piloting us into a future of green aviation, innovator Ryah Whalen shares three ways to lower the industry's carbon footprint through smarter...
Instructional Video10:49
SciShow

5 More Strange Flying Machines

12th - Higher Ed
In our last list of strange aircraft, we stuck to covering the weirdest jets to take to the sky, but there are plenty of other types of bizarre flying machines out there! In this episode, Hank will tell you about five other unlikely...
Instructional Video10:48
SciShow

5 Bizarre Aircraft That Pushed the Boundaries of Engineering

12th - Higher Ed
You might think most planes look the same, but here are five of the most bizarre aircraft that, no matter their appearance, still managed to fly. Chapters SR-71 BLACKBIRD 1:20 GRUMMAN X-29 3:01 AERO SPACELINES 377PG 5:14 BOEING...
Instructional Video6:29
TED Talks

TED: How germs travel on planes -- and how we can stop them | Raymond Wang

12th - Higher Ed
Raymond Wang is only 17 years old, but he's already helping to build a healthier future. using fluid dynamics, he created computational simulations of how air moves on airplanes, and what he found is disturbing -- when a person sneezes...
Instructional Video15:25
TED Talks

TED: How radio telescopes show us unseen galaxies | Natasha Hurley-Walker

12th - Higher Ed
Our universe is strange, wonderful and vast, says astronomer Natasha Hurley-Walker. A spaceship can't carry you into its depths (yet) -- but a radio telescope can. In this mesmerizing talk, Hurley-Walker shows how she probes the...
Instructional Video5:58
Be Smart

Why Nature Loves Hexagons (featuring Infinite Series!)

12th - Higher Ed
From spirals to spots to fractals, nature is full of interesting patterns. Many of these patterns even resemble geometric shapes. One of the most common? Hexagons. Why do we see this six-sided shape occur so many times in nature? This...
Instructional Video1:50
SciShow

Electric Airplanes for the Future!

12th - Higher Ed
Hank tells us the outcome of the 2011 Green Flight Challenge and tells us why electric airplanes are the future of air travel.
Instructional Video4:08
SciShow

A Surprisingly Simple Secret to Supersonic Flight

12th - Higher Ed
Making a faster plane takes more than building better engines and structures. To go supersonic, engineers had to solve hundreds of problems -- including ditching one of the biggest assumptions in aerodynamics!