SciShow
4 Things We've Forgotten How to Make
Our knowledge of specific technologies or techniques can sometimes be lost to time. And that can be because of changing economic conditions, or, sometimes, it's because the technology was so deadly that only a few were allowed to know it.
TED Talks
TED: How to revitalize a neighborhood -- without gentrification | Bree Jones
The housing market can be vexing: while some neighborhoods get ridiculously expensive and price out longtime residents, others have historic homes sitting vacant without demand. Equitable housing developer and TED Fellow Bree Jones...
TED Talks
TED: A global culture to fight extremism | Maajid Nawaz
Why do transnational extremist organizations succeed where democratic movements have a harder time taking hold? Maajid Nawaz, a former Islamist extremist, asks for new grassroots stories and global social activism to spread democracy in...
TED Talks
TED: Got millet? How marketing could improve the lives of African farmers | Zoë Karl-Waithaka
From "got milk?" to "avocados from Mexico," marketing influences what you eat more than you may realize. But despite the known power of food marketing, farmers in Africa are more likely to receive funding for seed and fertilizer than...
TED-Ed
TED-Ed: What does the world's largest machine do? | Henry Richardson
In 1967, Homer Loutzenheuser flipped a switch and connected the power grids of the United States, forming one interconnected machine. Today, the US power grid is the world's largest machine, containing more than 7,300...
Curated Video
Marginal Analysis, Roller Coasters, Elasticity, and Van Gogh: Crash Course Econ
This week Jacob and Adriene teach you about marginal analysis, which you're using RIGHT NOW! The video is coming from inside the house! Or something. You'll learn how marginal analysis guides the decision making if cities, nations,...
TED Talks
Arunabha Ghosh: 5 steps for clean air in India
India's big cities have some of the worst air quality in the world. How can we fix this public health crisis? In an actionable talk, social entrepreneur Arunabha Ghosh lays out a five-step plan to put India on the path to cleaner, safer...
TED-Ed
TED-Ed: What causes economic bubbles? - Prateek Singh
During the 1600's, the exotic tulip became a nationwide sensation; some single bulbs even sold for ten times the yearly salary of a skilled craftsman. Suddenly, though, the demand completely plummeted, leaving the tulip market in a...
TED-Ed
TED-Ed: What makes muscles grow? - Jeffrey Siegel
We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move. Your muscles also need your constant attention, because the way you treat them on a daily basis determines whether they will wither or grow....
SciShow
3D Printing Organs in Space
Several companies are developing 3D printers that might eventually be able to print organs...in space! What!?
TED Talks
TED: How India could pull off the world's most ambitious energy transition | Varun Sivaram
India has a historic opportunity to power its industrialization with clean energy -- and its energy choices will make or break the world's fight against climate change, says clean energy executive, physicist and author Varun Sivaram....
TED Talks
TED: The case for fish farming | Mike Velings
We're headed towards a global food crisis: Nearly 3 billion people depend on the ocean for food, and at our current rate we already take more fish from the ocean than it can naturally replace. In this fact-packed, eye-opening talk,...
TED Talks
TED: A vision of sustainable housing for all of humanity | Vishaan Chakrabarti
By 2100, the UN estimates that the world's population will grow to just over 11 billion people. Architect Vishaan Chakrabarti wants us to start thinking about how we'll house all these people -- and how new construction can fight climate...
Bozeman Science
Environmental Economics
In this video Paul Andersen explains how economic models, like supply and demand, can be applied to environmental systems. The market forces will not protect environmental services until proper valuation and externalities are...
TED-Ed
TED-ED: Do we really need pesticides? - Fernan Perez-Galvez
Annually, we shower over 5 billion pounds of pesticides across the Earth to control insects, unwanted weeds, funguses, rodents, and bacteria that may threaten our food supply. But is it worth it, knowing what we do about the associated...
TED-Ed
TED-Ed: Oliver Elfenbaum: How does the stock market work?
In the 1600s, the Dutch East India Company employed hundreds of ships to trade goods around the globe. In order to fund their voyages, the company turned to private citizens to invest money to support trips in exchange for a share of the...
Crash Course
The Engineering Challenges of Renewable Energy: Crash Course Engineering #30
This week we are looking at renewable energy sources and why we need them. We’ll explore hydropower, wind, geothermal, and solar power, as well as some of the challenges, and how engineers are working to make their use more widespread.
Crash Course
Supply and Demand: Crash Course Economics
In which Adriene Hill and Jacob Clifford teach you about one of the fundamental economic ideas, supply and demand. What is supply and demand? Well, you'll have to watch the video to really understand it, but it's kind of important for...
Curated Video
Labor Markets and Minimum Wage: Crash Course Economics
How much should you get paid for your job? Well, that depends on a lot of factors. Your skill set, the demand for the skills you have, and what other people are getting paid around you all factor in. In a lot of ways, labor markets work...
TED-Ed
TED-Ed: An unsung hero of the civil rights movement - Christina Greer
Learn about the life of Bayard Rustin, a leader in the Civil Rights Movement, a gay rights activist, and one of Martin Luther King’s closest advisors. -- In 1963, Martin Luther King Jr. delivered his “I Have a Dream” speech at the March...
Crash Course
Behavioral Economics: Crash Course Economics
Why do people buy the stuff they buy? In classical economics, most models assume that consumers behave rationally. As you've probably noticed in your real life, in case after case, people don't actually make rational decisions. There can...
Curated Video
Only In Italy 5 - Gladiators at the Colosseum
Gladiators at the Colosseum:Gladiators roam around the iconic Colosseum, inviting tourists to take photos with them and providing a unique blend of history and entertainment.
Curated Video
Concorde's Final Flight: A Historic Journey to its Resting Place
This video captures the final lift-off and relocation of a retired Concorde aircraft to its resting place at the Zinzheim Outer Want Technique Museum in Germany. The complex operation involved heavy cranes, practice lifts, and the use of...
Curated Video
The A380: The World's Biggest Jetliner Takes Flight
The video discusses the unveiling of the Airbus A380, the world's largest jetliner, and its potential impact on the aviation industry. It highlights the growing demand for long-haul flights and the belief that giant planes like the A380...