In his groundbreaking work, Xu Liu investigated how to activate and deactivate specific memories in mice.

As CEO of Citizen University, Eric Liu is working to spark a civic revival in the US and beyond.

Thousands of languages thrive across the globe, yet modern speech technology -- with all of its benefits -- supports just over a hundred. Computational linguist Kalika Bali dreams of a day when technology acts as a bridge instead of a barrier, working passionately to build new and inclusive systems for the millions who speak low-resource languag...

The US health care system assumes many things about patients: that they can take off from work in the middle of the day, speak English, have a working telephone and a steady supply of food. Because of that, it's failing many of those who are most in need, says Mitchell Katz, CEO of the largest public health care system in the US. In this eye-ope...

Ani Liu explores the intersection between technology and sensory perception.

Managing your money can feel scary and complicated -- but it doesn't have to be. In this new TED series, behavioral scientist Wendy De La Rosa explains why we spend too much and save too little and shares easy steps to help us achieve a more secure financial future. (Made possible with the support of Wells Fargo)

Lee Smolin is a theoretical physicist, working mainly in the field of quantum gravity. He's a founding member of the Perimeter Institute for Theoretical Physics in Canada, and the author of The Trouble With Physics.

For the people of Kiribati, climate change isn't something to be debated, denied or legislated against -- it's an everyday reality. The low-lying Pacific island nation may soon be underwater, thanks to rising sea levels. In a personal conversation with TED Curator Chris Anderson, Kiribati President Anote Tong discusses his country's present clim...

Jiabao Li augments human sensation with her wearables and interactive installations, raising questions about technology's influence on perception, identity and emotion.

Kang Lee has devoted his career to understanding the development of social cognition and behavior.

Relevant, informative talks to help you navigate the conversation surrounding the 2020 presidential election. (For more voting information specific to your location, please visit https://www.vote.org)

John La Grou unveils an ingenious new technology that will smarten up the electrical outlets in our homes, using microprocessors and RFID tags. The invention, Safeplug, promises to prevent deadly accidents like house fires -- and to conserve energy.

Sir Tim Berners-Lee invented the World Wide Web 25 years ago. So it’s worth a listen when he warns us: There’s a battle ahead. Eroding net neutrality, filter bubbles and centralizing corporate control all threaten the web’s wide-open spaces. It’s up to users to fight for the right to access and openness. The question is, What kind of Internet do...

We all go through challenges -- some you can see, most you can't, says Michele L. Sullivan. In a talk about perspective, Sullivan shares stories full of wit and wisdom and reminds us that we're all part of each other's support systems. "The only shoes you can walk in are your own," she says. "With compassion, courage and understanding, we can wa...

Symmetry is everywhere in nature. And we usually associate it with beauty: a perfectly shaped leaf or a butterfly with intricate patterns mirrored on each wing. But it turns out that asymmetry is pretty important, too — and more common than you might think. Leo Q. Wan takes us into the human body to show how biological asymmetry can be quite bea...

At TED2009, Tim Berners-Lee called for "raw data now" -- for governments, scientists and institutions to make their data openly available on the web. At TED University in 2010, he shows a few of the interesting results when the data gets linked up.

Here's a powerful provocation from artist Jae Rhim Lee. Can we commit our bodies to a cleaner, greener Earth, even after death? Naturally -- using a special burial suit seeded with pollution-gobbling mushrooms. Yes, this just might be the strangest TEDTalk you'll ever see ...

Leaving a high-flying job in consulting, Angela Lee Duckworth took a job teaching math to seventh graders in a New York public school. She quickly realized that IQ wasn't the only thing separating the successful students from those who struggled. Here, she explains her theory of "grit" as a predictor of success.

Author Jennifer 8. Lee explains how the chopstick spread from the East to the West -- and was designed to give you the perfect bite.

At the crossroads of life and livelihood, scholar D-L Stewart invites us into scenes from his own life as he resists and reflects on the dehumanizing narratives that shape the Black trans experience in the US. With each word of his captivating and poetic dissection, Stewart emphasizes the magnitude and urgency of the rallying cry "Black trans li...

Shannon Lee’s mission is to provide access for people to Bruce Lee’s philosophy through education and entertainment.

Leah Georges is a professor and researcher who works with organizations to pull apart the enduring fable of generations at war in the workplace.

20 years ago, Tim Berners-Lee invented the World Wide Web. For his next project, he's building a web for open, linked data that could do for numbers what the Web did for words, pictures, video: unlock our data and reframe the way we use it together.

It's a standard assumption in the West: As a society progresses, it eventually becomes a capitalist, multi-party democracy. Right? Eric X. Li, a Chinese investor and political scientist, begs to differ. In this provocative, boundary-pushing talk, he asks his audience to consider that there's more than one way to run a successful modern nation.

In a 1990's study, participants recalled getting lost in a shopping mall as children. Some shared these memories in vivid detail, but there was one problem: none of these people had actually gotten lost in a mall. They produced these false memories after psychologists told them they'd gotten lost and parents confirmed it. So what's going on? Dan...

Lee Mokobe is a 20-year-old South African slam poet and co-founder of Vocal Revolutionaries.

Children who live in rural areas can have a hard time getting to the doctor -- much less to an audiologist's clinic for expensive, complex tests to check their hearing. The result for too many kids is hearing loss caused by ear infections and other curable or preventable problems. That's why ear surgeon and TED Fellow Susan Emmett is working wit...

At the University of Pennsylvania, Angela Lee Duckworth studies intangible concepts such as self-control and grit to determine how they might predict both academic and professional success.

A. Dara Dotz left the tech industry for the nonprofit world after realizing our widespread reliance on tech may be doing us more harm than good. In response, she founded Field Ready to work directly with communities on the ground in disaster zones and co-develop low-tech aid solutions, repurposing found materials like car mats and broken solar p...

Reporter Jennifer 8. Lee talks about her hunt for the origins of familiar Chinese-American dishes -- exploring the hidden spots where these two cultures have (so tastily) combined to form a new cuisine.