These talks reveal how our technology often reflects the unconscious biases and prejudices we hold.

Fascinating, forward-thinking talks that highlight the importance of diversity — in its many forms — within the tech industry. (Curated in partnership with the National Security Agency.)

Insights and advice to escaping the echo chambers of social media, newsfeeds, and everyday conversation so that we may get a better, less rose-tinted grasp of the world and people around us.

Upholding the truth (or not) has lasting implications. In this playlist, you'll hear a variety of ideas about finding and telling the truth. If you'd like to discuss this theme in small groups, visit TEDCircles.com.

Ever wondered, why did I just do that? These fascinating talks explain the hidden reasons why we do what we do.

Education legend Sir Ken Robinson picked the talks he loves — all full of insight, bright ideas and, of course, creativity.

Bad days happen to good people. Here are talks guaranteed to help cheer you up.

What do you do when your beliefs and understanding of the world have been challenged, unraveled or even destroyed? Take a deep breath and learn from TED's best on how to approach these moments with grace and fortitude.

These speakers — all under 21 when they gave their talks — have big ideas for our health. Meet young people who are taking on cancer, asthma, injuries, even Alzheimer’s with a bold new approach.

Human behavior is a riddle. In these talks, speakers share psychological studies—from asking kids to wait to eat marshmallows to planting false memories through a single word—that offer possible solutions as well as surprising new twists.

Fresh thinking on how we can make a health system that works better for everyone.

A glimpse inside what we're teaching artificially intelligent machines and a cautionary tale of what could happen if we get it wrong.

What is nature? Follow the camera's eye to many stunning places on the planet -- from the African veldt to the Amazon rainforest to the teeming world under the Arctic ice.

Algorithms play a big part in our day-to-day lives. From search engines to architecture, explore how these formulas affect the way we view and interact with the world around us.

Talks from scientists, musicians, innovators, activists -- all under the age of 20. Watch these amazing wunderkinds.

Strengthen your skills with these informative talks on how to get the most out of your research.

Be inspired to go out and rediscover the wonders of the natural world with these talks that will give you a deeper understanding of where the wild things grow.

These young speakers encourage us to ask bold questions, think creatively and dream big. It’s spot-on life advice that adults may just want to listen to.

All over the world, there's growing consensus that our education systems are broken. These educators share big ideas on how we might re-imagine school.

An advocate for women's health, Barbra Streisand founded the Barbra Streisand Women’s Heart Center -- whose director is TEDxWomen star Dr. C. Noel Bairey Merz. Together they pick some great talks for women and, really, anyone.

Prepare to be swept away with longing for distant places. Hit play on these talks while you pack your bags for an epic journey.

The 3 pounds of jelly in our skulls allow us to reflect on our own consciousness -- and to make counterintuitive, irrational decisions. These talks explore why.

We still have a lot to learn about climate change, about why it's happening and what that means. But one thing is clear: It's real, alright. These talks provide a primer on the issue of our times.

Take a trip around the globe and enjoy music from all corners of the Earth.

The basics on how to nurture and manage groups of people with different backgrounds and perspectives -- on a micro and macro level.

These onstage demos offer a mind-blowing peek at where technology is taking us. Flying robots, levitating superconductors, brainwave-reading headsets and more …

Dear science, where would we be without you? Enjoy these enthralling talks dedicated to the fun, funky and fascinating scientific world.

What ideas captured people's attention and took off the quickest in 2020? Here are the talks that intrigued and propelled us to the end of this world-shifting year.

As we celebrate the end of 2020 ... what captured our imaginations, reflected our emotions and sparked hope for a better tomorrow? Here's a wide-ranging list of the talks that stayed with us this year (along with some hidden gems), selected by the editorial team at TED.