TED Talks
TED: Climate action needs new frontline leadership | Ozawa Bineshi Albert
We can't rely on those who created climate change to fix it, says climate justice organizer Ozawa Bineshi Albert. An Indigenous woman living in the heart of oil and gas country in the US, she's observed an alarming disconnect between...
SciShow
A Constipation Drug Could Improve Memory | SciShow News
Could you enter a flow state with the people around you? Also we've found a promising drug for treating mental illness, and it might not come from where you expect.
SciShow
IDTIMWYTIM Schrodingers Cat
"I Don't Think It Means What You Think It Means" examines scientific theories that have taken on a life of their own in popular culture & we help you understand what they really mean in scientific terms. Today we take on Schrodinger's...
Crash Course
Gilded Age Politics Crash Course US History
In which John Green teaches you about the Gilded Age and its politics. What, you may ask, is the Gilded Age? The term comes from a book by Mark Twain and Charles Dudley Warner titled, "The Gilded Age." You may see a pattern emerging...
TED Talks
TED: My 105 days in Taliban prison -- and a call to aid Afghanistan | Safi Rauf
Sharing his experience of being held captive in a Taliban prison for 105 days, humanitarian Safi Rauf talks about his life's mission to get food, medicine and other critical supplies to Afghans in need -- and urges the world to bolster...
Crash Course
The Rise of Russia and Prussia: Crash Course European History
In eastern Europe, in the 17th century a couple of "great powers" were coming into their own. The vast empire of Russia was modernizing under Peter the Great, and the relatively tiny state of Prussia was evolving as well. Russia (and...
TED Talks
Liz Coleman: A call to reinvent liberal arts education
Bennington president Liz Coleman delivers a call-to-arms for radical reform in higher education. Bucking the trend to push students toward increasingly narrow areas of study, she proposes a truly cross-disciplinary education -- one that...
TED-Ed
TED-Ed: The Boltzmann brain paradox | Fabio Pacucci
How do you know you're a person who has lived your life, rather than a just-formed brain full of artificial memories, momentarily hallucinating a reality that doesn't actually exist? That may sound absurd, but it's kept several...
SciShow
The Great North American Megadrought
In a few decades, scientists predict that a widespread, severe drought will sweep across western North America -- and it'll last for decades.
Crash Course
What are the Patterns of Border Conflicts? Crash Course Geography
Today, we’re going to take a closer look at borders and the stories they tell. When we look at a map, the shapes we’re seeing can seem so permanent, but a map is just a snapshot of the Earth at a particular time, and by looking a...
SciShow
TMT: The World’s Most Controversial Telescope
What exactly is the Thirty Meter Telescope, and why is the proposed location in Hawai'i such a conflict?
TED Talks
TED: It's impossible to have healthy people on a sick planet | Shweta Narayan
The doctrine of "first, do no harm" is the basis of the Hippocratic Oath, one of the world's oldest codes of ethics. It governs the work of physicians -- but climate and health campaigner Shweta Narayan says it should go further. In this...
TED Talks
TED: A new economic model for protecting tropical forests | Nat Keohane
To solve the climate crisis, we need to make tropical forests worth more alive than dead, says environmental economist Nat Keohane. Highlighting the urgent need to stop deforestation and the carbon pollution it brings, he details the...
TED Talks
Ngozi Okonjo-Iweala: Want to help Africa? Do business here
We know the negative images of Africa -- famine and disease, conflict and corruption. But, says Ngozi Okonjo-Iweala, there's another, less-told story happening in many African nations: one of reform, economic growth and business...
TED Talks
Emily Pilloton: Teaching design for change
Designer Emily Pilloton moved to rural Bertie County, in North Carolina, to engage in a bold experiment of design-led community transformation. She's teaching a design-build class called Studio H that engages high schoolers' minds and...
Crash Course
Lord of the Flies: Crash Course Literature 305
This week, John i s talking about one of his least favorite novels, The Lord of the Flies by William Golding. Lord of the Flies is a novel of ideas, and John doesn't agree with the central idea of the novel, which diminished his...
TED Talks
Kay M. Tye: What investigating neural pathways can reveal about mental health
Neuroscientist Kay M. Tye investigates how your brain gives rise to complex emotional states like depression, anxiety or loneliness. From the cutting edge of science, she shares her latest findings -- including the development of a tool...
TED Talks
Russell Foster: Why do we sleep?
Russell Foster is a circadian neuroscientist: He studies the sleep cycles of the brain. And he asks: What do we know about sleep? Not a lot, it turns out, for something we do with one-third of our lives. In this talk, Foster shares three...
TED Talks
Clay Shirky: How the Internet will (one day) transform government
The open-source world has learned to deal with a flood of new, oftentimes divergent, ideas using hosting services like GitHub -- so why can’t governments? In this rousing talk Clay Shirky shows how democracies can take a lesson from the...
Crash Course
Equal Protection: Crash Course Government and Politics
Today, Craig is going to talk about the most important part of the Constitution - the Fourteenth Amendment. In particular, we're going to discuss the "equal protection" clause and how it relates to our civil rights. So we've spent the...
TED Talks
Skylar Tibbits: The emergence of "4D printing"
3D printing has grown in sophistication since the late 1970s; TED Fellow Skylar Tibbits is shaping the next development, which he calls 4D printing, where the fourth dimension is time. This emerging technology will allow us to print...
TED Talks
Wingham Rowan: A new kind of job market
Plenty of people need jobs with very flexible hours -- but it's difficult for those people to connect with the employers who need them. Wingham Rowan is working on that. He explains how the same technology that powers modern financial...
TED Talks
George Monbiot: The new political story that could change everything
To get out of the mess we're in, we need a new story that explains the present and guides the future, says author George Monbiot. Drawing on findings from psychology, neuroscience and evolutionary biology, he offers a new vision for...
TED Talks
TED: 10 years to transform the future of humanity -- or destabilize the planet | Johan Rockström
For the first time, we are forced to consider the real risk of destabilizing the entire planet, says climate impact scholar Johan Rockström. In a talk backed by vivid animations of the climate crisis, he shows how nine out of the 15 big...