TED Talks
Wanjira Mathai: 3 ways to uproot a culture of corruption
Corruption is a constant threat in Kenya, says social entrepreneur Wanjira Mathai -- and to stop it there (or anywhere else), we need to intervene early. Following the legacy of her mother, political activist and Nobel Prize recipient...
TED Talks
TED: An election redesign to restore trust in US democracy | Tiana Epps-Johnson
Election infrastructure in the United States is crumbling, says technologist Tiana Epps-Johnson, and, even worse, election officials are increasingly being attacked simply for doing their jobs. How can the country rebuild trust in its...
Crash Course
Florence and the Renaissance: Crash Course European History
The Renaissance was a cultural revitalization that spread across Europe, and had repercussions across the globe, but one smallish city-state in Italy was in many ways the epicenter of the thing. Florence, or as Italians might say,...
TED Talks
Paul Conneally: How mobile phones power disaster relief
The disastrous earthquake in Haiti taught humanitarian groups an unexpected lesson: the power of mobile devices to coordinate, inform and guide relief efforts. At TEDxRC2, Paul Conneally shows extraordinary examples of social media and...
TED-Ed
TED-Ed: Can you solve the airplane riddle? - Judd A. Schorr
Professor Fukan_, the famous scientist, has embarked on a new challenge - piloting around the world in a plane of his own design. There's just one problem: there's not enough fuel to complete the journey. Luckily, there are two other...
TED Talks
Kakenya Ntaiya: Empower a girl, transform a community
Kakenya Ntaiya turned her dream of getting an education into a movement to empower vulnerable girls and bring an end to harmful traditional practices in Kenya. Meet two students at the Kakenya Center for Excellence, a school where girls...
TED Talks
TED: Could fish social networks help us save coral reefs? | Mike Gil
Mike Gil spies on fish: using novel multi-camera systems and computer vision technology, the TED Fellow and his colleagues explore how coral reef fish behave, socialize and affect their ecosystems. Learn more about how fish of different...
Curated Video
Social Orders and Creation Stories: Crash Course World Mythology
In which Mike Rugnetta sits you down for a little talk about myth as a way to construct or reinforce social orders. Specifically, we're going to look today at stories from around the world that establish or amplify the idea that the...
MinuteEarth
Why Do You Make So Many Poop Videos? (& Other Questions)
We answer your burning questions in our first-ever Q&A video. Thanks for asking, and for watching!! ___________________________________________ Credits (and Twitter handles): Script Editor: Alex Reich (@alexhreich) Video Illustrator:...
TED Talks
TED: What it's like to be a parent in a war zone | Aala el-Khani
How do parents protect their children and help them feel secure again when their homes are ripped apart by war? In this warm-hearted talk, psychologist Aala el-Khani shares her work supporting -- and learning from -- refugee families...
TED-Ed
TED-Ed: Will there ever be a mile-high skyscraper? - Stefan Al
Would a mile-high skyscraper ever be possible? Explore the physics behind some of the tallest buildings and megastructures in the world. -- In 1956, architect Frank Lloyd Wright proposed a mile-high skyscraper, a building five times as...
TED-Ed
TED-ED: History vs. Cleopatra - Alex Gendler
She was the most notorious woman in ancient history, a queen who enraptured not one but two of Rome's greatest generals. But was she just a skilled seductress or a great ruler in her own right? Alex Gendler puts this controversial figure...
Crash Course
Invisible Man: Crash Course Literature 308
This week, we're on to reading Ralph Ellison's great novel about the black experience in America after World War II, Invisible Man. John will teach you about Ellison's nameless narrator, and his attempts to find his way in a social order...
TED Talks
TED: Why healthy soil matters now more than ever | Jane Zelikova
From nourishing our foods to storing massive amounts of carbon, soil is teeming with diverse microbial life that could slow global warming. Climate change scientist Jane Zelikova calls for agricultural practices that protect Earth's soil...
SciShow
Making Materials That Heal Themselves
You might not need to throw away your broken glasses and get new ones anymore, thanks to these unique materials that can heal themselves!
SciShow
6 Construction Failures, and What We Learned From Them
Things can go wrong in scientific experiments sometimes, but when it comes to engineering, getting things wrong can be disastrous.
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: The surprising science of alpha males | Frans de Waal
In this fascinating look at the "alpha male," primatologist Frans de Waal explores the privileges and costs of power while drawing surprising parallels between how humans and primates choose their leaders. His research reveals some of...
Crash Course
Foreign Aid and Remittance: Crash Course Econ
What is foreign aid? How much foreign aid does the United States distribute each year. Comparatively, not much. In fact, foreign aid only accounts for a small fraction of most nations' overall spending. But it's hugely important. Foreign...
TED Talks
How technology changes our sense of right and wrong | Juan Enriquez
What drives society's understanding of right and wrong? In this thought-provoking talk, futurist Juan Enriquez offers a historical outlook on what humanity once deemed acceptable -- from human sacrifice and public executions to slavery...
TED Talks
Kelly McGonigal: How to make stress your friend
Stress. It makes your heart pound, your breathing quicken and your forehead sweat. But while stress has been made into a public health enemy, new research suggests that stress may only be bad for you if you believe that to be the case....
Crash Course Kids
Fixing Failure Points
Now that we've talked about failure points, let's talk about how to fix them. In this episode of Crash Course Kids, Sabrina shows us how to set up models and trails to find and fix failure points.
SciShow
3 Strategies to (Kind of) Change Someone’s Opinions
You might not be able to completely reverse a person’s stance on any given issue, but you might be able to change their mind a little by presenting your argument in just the right way.