Crash Course
Shirley Chisholm: Crash Course Black American History #43
In 1972, Shirley Chisholm ran for president of the United States of America as a Democrat. She didn't win, but this was not the beginning or the end of her career in politics. She held a congressional seat in the New York delegation for...
TED Talks
Juan Enriquez: A personal plea for humanity at the US-Mexico border
In this powerful, personal talk, author and academic Juan Enriquez shares stories from inside the immigration crisis at the US-Mexico border, bringing this often-abstract debate back down to earth -- and showing what you can do every day...
TED Talks
TED: Did the global response to 9/11 make us safer? | Benedetta Berti
If we want sustainable, long-term security to be the norm in the world, it's time to radically rethink how we can achieve it, says TED Fellow and conflict researcher Benedetta Berti. In an eye-opening talk, Berti explains how building a...
TED Talks
On being a woman and a diplomat - Madeleine Albright
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Former US Secretary of State Madeleine Albright talks bluntly about politics and diplomacy, making the case that...
TED Talks
Janette Sadik-Khan: New York's streets? Not so mean any more
In this funny and thought-provoking talk, Janette Sadik-Khan, transportation commissioner of New York City, shares projects that have reshaped street life in the 5 boroughs, including pedestrian zones in Times Square, high-performance...
TED Talks
Dave Isay: Everyone around you has a story the world needs to hear
Dave Isay opened the first StoryCorps booth in New York’s Grand Central Terminal in 2003 with the intention of creating a quiet place where a person could honor someone who mattered to them by listening to their story. Since then,...
TED Talks
TED: Don't feel sorry for refugees -- believe in them | Luma Mufleh
We have seen advances in every aspect of our lives -- except our humanity, says Luma Mufleh, a Jordanian immigrant and Muslim of Syrian descent who founded the first accredited school for refugees in the United States. Mufleh shares...
SciShow
Quiz Show: Michael Aranda vs. Emily Graslie
Having worked together for years, it's time for Emily Graslie and Michael Aranda to go head to head in a SciShow Quiz Show Grudge Match.
TED Talks
Esta Soler: How we turned the tide on domestic violence (Hint: the Polaroid helped)
When Esta Soler lobbied for a bill outlawing domestic violence in 1984, one politician called it the "Take the Fun Out of Marriage Act." "If only I had Twitter then," she mused. In this sweeping, optimistic talk, Soler charts 30 years of...
TED Talks
TED: How we cut youth violence in Boston by 79 percent - Jeffrey Brown
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. An architect of the "Boston miracle," Rev. Jeffrey Brown started out as a bewildered young pastor watching his...
SciShow
Human Connectome
Hank briefs us on a fascinating project that aims to map the anatomical and functional pathways of the brain - a neural network called the human connectome.
TED Talks
TED: Let's launch a satellite to track a threatening greenhouse gas | Fred Krupp
When we talk about greenhouse gases, carbon dioxide gets the most attention -- but methane, which often escapes unseen from pipes and wells, has a far greater immediate impact on global warming. Environmentalist Fred Krupp has an idea to...
TED Talks
Irwin Redlener: How to survive a nuclear attack
The face of nuclear terror has changed since the Cold War, but disaster-medicine expert Irwin Redlener reminds us the threat is still real. He looks at some of history's farcical countermeasures and offers practical advice on how to...
TED Talks
Michael Anti: Behind the Great Firewall of China
Michael Anti (aka Jing Zhao) has been blogging from China for 12 years. Despite the control the central government has over the Internet -- "All the servers are in Beijing" -- he says that hundreds of millions of microbloggers are in...
TED Talks
TED: How this FBI strategy is actually creating US-based terrorists | Trevor Aaronson
There's an organization responsible for more terrorism plots in the United States than al-Qaeda, al-Shabaab and ISIS combined: The FBI. How? Why? In an eye-opening talk, investigative journalist Trevor Aaronson reveals a disturbing FBI...
Crash Course
Biomedicine: Crash Course History of Science
The history of science up until the Cold War is often overshadowed by the Manhattan Project. But, today we are going to talk about advances in biomedicine, or healthcare based on a biological understanding of human bodies and diseases.
TED Talks
Lisa Margonelli: The political chemistry of oil
Speaking one month after the massive Gulf of Mexico oil spill, Lisa Margonelli shows how drilling moratoriums and executive ousters make for good theater, but distract us from the issue at heart: our unrestrained oil consumption. She...
TED Talks
David Rothkopf: How fear drives American politics
Does it seem like Washington has no new ideas? Instead of looking to build the future, it sometimes feels like the US political establishment happily retreats into fear and willful ignorance. Journalist David Rothkopf lays out a few of...
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...
Crash Course
The Cold War Crash Course US History
In which John Green teaches you about the Cold War, which was the decades long conflict between the USA and the USSR. The Cold War was called cold because of the lack of actual fighting, but this is inaccurate. There was plenty of...
TED Talks
Emma Belcher: 3 questions we should ask about nuclear weapons
There are more than 10,000 nuclear weapons in existence today, each one capable of causing immense destruction. Why don't we talk about this threat as much as some other major issues? In this practical talk, nuclear security expert Emma...
TED Talks
Laurie Garrett: Lessons from the 1918 flu
In 2007, as the world worried about a possible avian flu epidemic, Laurie Garrett, author of "The Coming Plague," gave this powerful talk to a small TED University audience. Her insights from past pandemics are suddenly more relevant...
TED Talks
Christopher Soghoian: Government surveillance — this is just the beginning
Privacy researcher Christopher Soghoian sees the landscape of government surveillance shifting beneath our feet, as an industry grows to support monitoring programs. Through private companies, he says, governments are buying technology...
TED Talks
TED: A conservative's plea: Let's work together | Arthur Brooks
Conservatives and liberals both believe that they alone are motivated by love while their opponents are motivated by hate. How can we solve problems with so much polarization? In this talk, social scientist Arthur Brooks shares ideas for...