TED Talks
TED: The powerful possibilities of recycling the world's batteries | Emma Nehrenheim
The world has plenty of clean energy. The problem is storing that energy and getting it where we need it, when we need it, says battery recycling pioneer Emma Nehrenheim. While batteries are fundamental to powering a sustainable future,...
TED-Ed
TED-Ed: Does recycling your plastic actually work? | Shannon Odell
If you've ever looked at the bottom of a disposable bottle or cup, you've probably noticed a recycling symbol. Seeing this, many people assume the item should be put in a recycling bin. Yet many plastics are incapable of being recycled...
SciShow
Are Blue Eyes Endangered?
SciShow explains the genetics -- and physics -- behind why blue eyes are blue, and what the future may be for the trait. Spoiler alert: Blue eyes aren’t really blue! SciShow explains!
SciShow
6 Non-Mammal "Milk" Producers
When you think of milk, you might think of mammals like humans and cows, but there are other species that give food to their young, in their own weird ways.
SciShow
How Plant Grafting Actually Works and Why It's So Cool
Have you heard of plant grafting? With this age-old trick, you can get a tree to bear fruit in half the time, not to mention a myriad of other miracles! Learn all about what grafting can do for you in this SciShow episode hosted by Rose...
SciShow
Why Herpes Is the Most Talented Virus Ever
Unlike with many other viruses, once you get a herpesvirus you’re stuck with it for life. But just how do these master trespassers accomplish this feat?
SciShow
Why Did You Skip a Period?
Have you had a normal menstrual cycle and then you suddenly miss a period? There are different reasons why this can happen, and if you don't experience a period you were expecting, you’ll probably want to talk to your health care...
Crash Course
Broadway, Seriously: Crash Course Theater #46
We're going to Broadway, everybody, and it's not going to be that fun. In fact, it's going to be a very serious experience with lots of powerful social commentary and indictments of life in America in the 1950s. So be prepared to look at...
TED-Ed
TED-Ed: The science of milk - Jonathan J. O'Sullivan
The milk industry produces in excess of 840 million tons of products each year. Why do humans drink so much milk? And given that all mammals lactate, why do we favor certain types of milk over others? Jonathan J. O'Sullivan describes how...
TED Talks
TED: The bad math of the fossil fuel industry | Tzeporah Berman
We currently have enough fossil fuels to progressively transition off of them, says climate campaigner Tzeporah Berman, but the industry continues to expand oil, gas and coal production and exploration. With searing passion and...
TED Talks
Leon Marchal: The urgent case for antibiotic-free animals
The UN predicts that antimicrobial resistance will be our biggest killer by 2050. "That should really scare the hell out of all of us," says bioprocess engineer Leon Marchal. He's working on an urgently needed solution: transforming the...
Crash Course
Mass-Producing Ice Cream with Food Engineering: Crash Course Engineering #39
In this episode, we looked at food engineering. We explored how food’s capacity to spoil makes it a unique challenge from an engineering viewpoint. We saw how many branches of engineering come into play to process ingredients, ensure...
TED Talks
Ellen 't Hoen: Pool medical patents, save lives
Patenting a new drug helps finance its immense cost to develop -- but that same patent can put advanced treatments out of reach for sick people in developing nations, at deadly cost. Ellen 't Hoen talks about an elegant, working solution...
Crash Course
The Cinematographer: Crash Course Film Production
Who takes the pictures in a movie? Who is responsible for making a movie look good, or creating meaning with light and shadow, or make an action scene clear and thrilling? A lot of the time, that's the job of the cinematographer. In this...
Crash Course
How did Detroit Become the Motor City? | Industrial Geography | Crash Course Geography
From shipping routes to airplane traffic to even the Internet, transportation planning is all about designing optimal transportation networks to move goods, information, and people around the globe. Today, we're going to discuss...
TED Talks
Mariana Mazzucato: What is economic value, and who creates it?
Where does wealth come from, who creates it and what destroys it? In this deep dive into global economics, Mariana Mazzucato explains how we lost sight of what value means and why we need to rethink our current financial systems -- so...
SciShow
6 Non-Mammal "Milk" Producers
When you think of milk, you might think of mammals like humans and cows, but there are other species that give food to their young, in their own weird ways. Chapters FLAMINGOS 0:56 SPIDERS 1:55 PSEUDOSCORPIONS 3:23 CAECILIANS 5:13...
MinuteEarth
Can Math Explain How Animals Get Their Patterns?
Here are some handy keywords to get your googling started: Reaction-diffusion system: A hypothetical system in which multiple chemical substances diffuse through a defined space at different rates and react with one another, thereby...
TED-Ed
TED-Ed: What's a smartphone made of? - Kim Preshoff
As of 2018, there are around 2.5 billion smartphone users in the world. If we broke open all the newest phones and split them into their component parts, that would produce around 85,000 kg of gold, 875,000 of silver, and 40,000,000 of...
TED Talks
Auret van Heerden: Making global labor fair
FLA head Auret van Heerden talks about the next frontier of workers' rights -- globalized industries where no single national body can keep workers safe and protected. How can we keep our global supply chains honest? Van Heerden makes...
TED Talks
Louise Fresco: We need to feed the whole world
Louise Fresco shows us why we should celebrate mass-produced, supermarket-style white bread. She says environmentally sound mass production will feed the world, yet leave a role for small bakeries and traditional methods.
TED Talks
Yochai Benkler: The new open-source economics
Yochai Benkler explains how collaborative projects like Wikipedia and Linux represent the next stage of human organization.
Crash Course
The Golden Age of Hollywood: Crash Course Film History
It's time for the glitz and the glamour of big motion pictures that helped keep American spirits up during and after the Great Depression. Sound was a huge change to motion pictures, but there were still a few technological innovations...
TED Talks
TED: Online video -- annotated, remixed and popped | Ryan Merkley
Videos on the web should work like the web itself: dynamic, full of links, maps and information that can be edited and updated live, says Ryan Merkley. On the TED stage he demos Mozilla's Popcorn Maker, a web-based tool for easy video...