Technologist and futurist Bill Joy talks about several big worries for humanity -- and several big hopes in the fields of health, education and future tech.

Jay Bailey says so many ideas never see the light of day because entrepreneurship has a problem of belonging. He shares how a chance encounter kicked off his own journey to becoming an entrepreneur and advocate for Black-owned businesses — and shows how anyone can unlock untapped potential.

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 conversation with grace and maybe a bit of humor.

To honor and celebrate young lives cut short, Kathy Hull founded the first freestanding pediatric palliative care facility in the United States, the George Mark Children's House. Its mission: to give terminally ill children and their families a peaceful place to say goodbye. She shares stories brimming with wisdom, joy, imagination and heartbrea...

"I don't think we're going to make it," John Doerr says in an emotional talk about climate change and investment. To create a world fit for his daughter to live in, he says, we need to invest now in clean, green energy.

We think of laughter as merely a response to something funny. In this talk, cognitive neuroscientist Sophie Scott argues that it's a complex social behavior that signals a lot more than a successful joke. Using hilarious examples of laughter as used in foreign policy interactions, she demonstrates how the deployment of a well-placed guffaw is ke...

Inventor and MacArthur fellow Saul Griffith shares some innovative ideas from his lab -- from "smart rope" to a house-sized kite for towing large loads.

Speaking as both an astronomer and "a concerned member of the human race," Sir Martin Rees examines our planet and its future from a cosmic perspective. He urges action to prevent dark consequences from our scientific and technological development.

Fumes from indoor cooking fires kill more than 2 million children a year in the developing world. MIT engineer Amy Smith details an exciting but simple solution: a tool for turning farm waste into clean-burning charcoal.

The revolution that made music more marketable, more personal and easier to pirate began ... at the dawn of the 19th century. José Bowen outlines how new printing technology and an improved piano gave rise to the first music industry.

For a full year, A.J. Jacobs followed every piece of health advice he could -- from applying sunscreen by the shot glass to wearing a bicycle helmet while shopping. Onstage at TEDMED, he shares the surprising things he learned.

Recorded live at TED2019 for the TED Interview podcast: Roger McNamee -- early investor in Facebook turned outspoken critic -- sits down for an extended examination of big tech's missteps, and where we go from here. (Audio only)

Dirt biking is more than just a pastime -- it's an opportunity to disrupt the cycle of poverty and provide enriching STEM education, says TED Fellow Brittany Young. In this perspective-shifting talk, she shares how her team is working with students and street riders to create safe spaces, transferable skills and community.

Shonda Rhimes, the titan behind Grey's Anatomy, Scandal and How to Get Away With Murder, is responsible for some 70 hours of television per season, and she loves to work. "When I am hard at work, when I am deep in it, there is no other feeling," she says. She has a name for this feeling: The hum. The hum is a drug, the hum is music, the hum is G...

MIT professor Neil Gershenfeld talks about his Fab Lab -- a low-cost lab that lets people build things they need using digital and analog tools. It's a simple idea with powerful results.

Daniel Goleman, author of "Emotional Intelligence," asks why we aren't more compassionate more of the time.

With profound simplicity, Coach John Wooden redefines success and urges us all to pursue the best in ourselves. In this inspiring talk he shares the advice he gave his players at UCLA, quotes poetry and remembers his father's wisdom.

The leader of Britain's Conservative Party says we're entering a new era -- where governments themselves have less power (and less money) and people empowered by technology have more. Tapping into new ideas on behavioral economics, he explores how these trends could be turned into smarter policy.

Every day, we make decisions that have good or bad consequences for our future selves. (Can I skip flossing just this one time?) Daniel Goldstein makes tools that help us imagine ourselves over time, so that we make smart choices for Future Us.

"Why does the killing of unarmed blacks continue to happen?" asks political scientist Megan Ming Francis. She makes an urgent case for a new approach to these tragic deaths, explaining that we need to look at the deeper causes of systemic racism rather than settle for easy fixes.

Dan Gilbert presents research and data from his exploration of happiness -- sharing some surprising tests and experiments that you can also try on yourself. Watch through to the end for a sparkling Q&A with some familiar TED faces.

In a time of mourning and anger over the ongoing violence inflicted on Black communities by police in the US and the lack of accountability from national leadership, what is the path forward? Sharing urgent insights into this historic moment, Dr. Phillip Atiba Solomon, Rashad Robinson, Dr. Bernice King and Anthony D. Romero discuss dismantling t...

What we can learn about friendly competition from Olympic skiers, elite marathoners and ... food truck vendors. (Audio only)

In this talk, Bella Jiao challenges the notion that art is perceived as a mere hobby and emphasizes the importance of recognizing individuals' diverse interests. She discusses the fear of being too passionate about an area not as glamorized and the societal pressure to monetize one's passions, particularly in the STEM fields. Ultimately, Bella e...

Take a poetic journey to learn what it means to be a refugee with JJ Bola - writer, poet, educator, human. He has written three poetry collections, and is the debut author of No Place to Call Home. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at https://www.ted...