Who hasn’t sent a text message saying “I’m on my way” when it wasn’t true or fudged the truth a touch in their online dating profile? But Jeff Hancock doesn’t believe that the anonymity of the internet encourages dishonesty. In fact, he...

To those who feel like they don't belong: there is beauty in being a misfit. Author Lidia Yuknavitch shares her own wayward journey in an intimate recollection of patchwork stories about loss, shame and the slow process of...

Want to connect with a depressed friend but not sure how to relate to them? Comedian and storyteller Bill Bernat has a few suggestions. Learn some dos and don'ts for talking to people living with depression -- and handle your next...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. In halls of justice around the world, how can we ensure everyone is treated with dignity and respect? A pioneering...

What happens when you get an entire audience to stand up and connect with one another? Chaos, that's what. At least, that's what happened when Jane McGonigal tried to teach TED to play her favorite game. Then again, when the game is...

By the end of this talk, there will be 864 more hours of video on YouTube and 2.5 million more photos on Facebook and Instagram. So how do we sort through the deluge? At the TEDSalon in London, Markham Nolan shares the investigative...

"Doctor, is this really necessary?" Backed by startling statistics about overtreatment, neurosurgeon Christer Mjåset explains the power of this and other simple questions in the context of medical treatment and surgery -- and shares how...

We don't need another Carl Sagan. Because he lives on.

Oxford philosopher and transhumanist Nick Bostrom examines the future of humankind and asks whether we might alter the fundamental nature of humanity to solve our most intrinsic problems.

Evolutionary biologist Paul Ewald drags us into the sewer to discuss germs. Why are some more harmful than others? How could we make the harmful ones benign? Searching for answers, he examines a disgusting, fascinating case: diarrhea.

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...

Artist and TED Fellow Aparna Rao re-imagines the familiar in surprising, often humorous ways. With her collaborator Soren Pors, Rao creates high-tech art installations -- a typewriter that sends emails, a camera that tracks you through...

Experimental psychologist Petter Johansson researches choice blindness -- a phenomenon where we convince ourselves that we're getting what we want, even when we're not. In an eye-opening talk, he shares experiments (designed in...

You've heard of Engineers, I'm sure. But, what are Engineers? Well, it turns out that they're all kinds of people doing all kinds of neat work! Want to be one? Well, join Sabrina in this episode of Crash Course Kids where she talks about...

You may know about The Marshmallow Test, a popular psychological exam to see if people have willpower, but psychologists found that it might not be measuring willpower after all.

Listen closely -- Marvin Minsky's arch, eclectic, charmingly offhand talk on health, overpopulation and the human mind is packed with subtlety: wit, wisdom and just an ounce of wily, is-he-joking? advice.

Doesn't it seem like a lot of online news sites have moved beyond reporting the news to openly inciting your outrage (and your page views)? News analyst Sally Kohn suggests — don't engage with news that looks like it just wants to make...

Right now, experts say a vaccine for COVID-19 is a year or more away. But as far away as it sounds, it’s only within the realm of possibility because scientists are speeding up the vaccine development process in surprising ways.

A new strain of bird flu has been detected in North American birds for the first time in seven years. And U.S. President Biden is temporarily lifting the country's summertime ban on E15 gasoline.

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Hans Rosling unveils data visuals that untangle the complex risk factors of one of the world's deadliest (and most...

They say everyone has a doppelganger, but is that really true? This week we meet a young woman who found her own look-alike, and figure out how we actually recognize faces.

Fraud researcher and documentary filmmaker Kelly Richmond Pope shares lessons from some of the most high-profile whistle-blowers of the past, explaining how they've shared information that has shaped society -- and why they need our...

If you’re raised on dogma and hate, can you choose a different path? Zak Ebrahim was just seven years old when his father helped plan the 1993 World Trade Center bombing. His story is shocking, powerful and, ultimately, inspiring.

Originally meaning a woven container, the word keister has roots all over the place. The devil's tool box? Sure. A safe? That too. So, how did it become associated with the buttochs? Jessica Oreck and Rachael Teel get to the bottom of...