T. Morgan Dixon and Vanessa Garrison: Walking as a revolutionary act of self-care

TED2017

T. Morgan Dixon and Vanessa Garrison: Walking as a revolutionary act of self-care


"When black women walk, things change," say T. Morgan Dixon and Vanessa Garrison, the founders of the health nonprofit GirlTrek. They're on a mission to reduce the leading causes of preventable death among black women -- and build communities in the process. How? By getting one million black women and girls to prioritize their self-care, lacing up their shoes and walking in the direction of their healthiest, most fulfilled lives.

Garry Kasparov: Don't fear intelligent machines. Work with them

TED2017

Garry Kasparov: Don't fear intelligent machines. Work with them


We must face our fears if we want to get the most out of technology -- and we must conquer those fears if we want to get the best out of humanity, says Garry Kasparov. One of the greatest chess players in history, Kasparov lost a memorable match to IBM supercomputer Deep Blue in 1997. Now he shares his vision for a future where intelligent machines help us turn our grandest dreams into reality.

Sitawa Wafula: Why I speak up about living with epilepsy

TEDNairobi Ideas Search

Sitawa Wafula: Why I speak up about living with epilepsy


Once homebound by epilepsy, mental health advocate Sitawa Wafula found her strength in writing about it. Now, she advocates for others who are yet to find their voices, cutting through stigma and exclusion to talk about what it's like to live with the condition.

Rutger Bregman: Poverty isn't a lack of character; it's a lack of cash

TED2017

Rutger Bregman: Poverty isn't a lack of character; it's a lack of cash


"Ideas can and do change the world," says historian Rutger Bregman, sharing his case for a provocative one: guaranteed basic income. Learn more about the idea's 500-year history and a forgotten modern experiment where it actually worked -- and imagine how much energy and talent we would unleash if we got rid of poverty once and for all.

Ted Halstead: A climate solution where all sides can win

TED2017

Ted Halstead: A climate solution where all sides can win


Why are we so deadlocked on climate, and what would it take to overcome the seemingly insurmountable barriers to progress? Policy entrepreneur Ted Halstead proposes a transformative solution based on the conservative principles of free markets and limited government. Learn more about how this carbon dividends plan could trigger an international domino effect towards a climate solution.

Wendy Troxel: Why school should start later for teens

TEDxManhattanBeach

Wendy Troxel: Why school should start later for teens


Teens don't get enough sleep, and it's not because of Snapchat, social lives or hormones -- it's because of public policy, says Wendy Troxel. Drawing from her experience as a sleep researcher, clinician and mother of a teenager, Troxel discusses how early school start times deprive adolescents of sleep during the time of their lives when they need it most.

Triona McGrath: How pollution is changing the ocean's chemistry

TEDxFulbrightDublin

Triona McGrath: How pollution is changing the ocean's chemistry


As we keep pumping carbon dioxide into the atmosphere, more of it is dissolving in the oceans, leading to drastic changes in the water's chemistry. Triona McGrath researches this process, known as ocean acidification, and in this talk she takes us for a dive into an oceanographer's world. Learn more about how the "evil twin of climate change" is impacting the ocean -- and the life that depends on it.

Stuart Russell: 3 principles for creating safer AI

TED2017

Stuart Russell: 3 principles for creating safer AI


How can we harness the power of superintelligent AI while also preventing the catastrophe of robotic takeover? As we move closer toward creating all-knowing machines, AI pioneer Stuart Russell is working on something a bit different: robots with uncertainty. Hear his vision for human-compatible AI that can solve problems using common sense, altruism and other human values.

Shah Rukh Khan: Thoughts on humanity, fame and love

TED2017

Shah Rukh Khan: Thoughts on humanity, fame and love


"I sell dreams, and I peddle love to millions of people," says Shah Rukh Khan, Bollywood's biggest star. In this charming, funny talk, Khan traces the arc of his life, showcases a few of his famous dance moves and shares hard-earned wisdom from a life spent in the spotlight.

Robert Sapolsky: The biology of our best and worst selves

TED2017

Robert Sapolsky: The biology of our best and worst selves


How can humans be so compassionate and altruistic -- and also so brutal and violent? To understand why we do what we do, neuroscientist Robert Sapolsky looks at extreme context, examining actions on timescales from seconds to millions of years before they occurred. In this fascinating talk, he shares his cutting edge research into the biology that drives our worst and best behaviors.

Lucy Kalanithi: What makes life worth living in the face of death

TEDMED 2016

Lucy Kalanithi: What makes life worth living in the face of death


In this deeply moving talk, Lucy Kalanithi reflects on life and purpose, sharing the story of her late husband, Paul, a young neurosurgeon who turned to writing after his terminal cancer diagnosis. "Engaging in the full range of experience -- living and dying, love and loss -- is what we get to do," Kalanithi says. "Being human doesn't happen despite suffering -- it happens within it."

Jorge Drexler: Poetry, music and identity

TED2017

Jorge Drexler: Poetry, music and identity


One night in 2002, a friend gave Jorge Drexler the chorus to a song and challenged him to write the rest of it using a complex, poetic form known as the "Décima." In this fascinating talk, Drexler examines the blended nature of identity, weaving together the history of the Décima with his own quest to write one. He closes the talk with a performance of the resulting song, "La Milonga del Moro Judío." (In Spanish with English subtitles)

Kate Stafford: How human noise affects ocean habitats

TEDxCERN

Kate Stafford: How human noise affects ocean habitats


Oceanographer Kate Stafford lowers us into the sonically rich depths of the Arctic Ocean, where ice groans, whales sing to communicate over vast distances -- and climate change and human noise threaten to alter the environment in ways we don't understand. Learn more about why this underwater soundscape matters and what we might do to protect it.

Karim Abouelnaga: A summer school kids actually want to attend

TED2017

Karim Abouelnaga: A summer school kids actually want to attend


In the US, most kids have a very long summer break, during which they forget an awful lot of what they learned during the school year. This "summer slump" affects kids from low-income neighborhoods most, setting them back almost three months. TED Fellow Karim Abouelnaga has a plan to reverse this learning loss. Learn how he's helping kids improve their chances for a brighter future.

Elon Musk: The future we're building -- and boring

TED2017

Elon Musk: The future we're building -- and boring


Elon Musk discusses his new project digging tunnels under LA, the latest from Tesla and SpaceX and his motivation for building a future on Mars in conversation with TED's Head Curator, Chris Anderson.

Laura Galante: How to exploit democracy

TED2017

Laura Galante: How to exploit democracy


Hacking, fake news, information bubbles ... all these and more have become part of the vernacular in recent years. But as cyberspace analyst Laura Galante describes in this alarming talk, the real target of anyone looking to influence geopolitics is dastardly simple: it's you.

Lisa Genova: What you can do to prevent Alzheimer's

TED2017

Lisa Genova: What you can do to prevent Alzheimer's


Alzheimer's doesn't have to be your brain's destiny, says neuroscientist and author of "Still Alice," Lisa Genova. She shares the latest science investigating the disease -- and some promising research on what each of us can do to build an Alzheimer's-resistant brain.

Serena Williams and Gayle King: On tennis, love and motherhood

TED2017

Serena Williams and Gayle King: On tennis, love and motherhood


Twenty-three Grand Slam titles later, tennis superstar Serena Williams sits down with journalist Gayle King to share a warm, mischievous conversation about her life, love, wins and losses -- starting with the story of how she accidentally shared her pregnancy news with the world.

Deborah Lipstadt: Behind the lies of Holocaust denial

TEDxSkoll

Deborah Lipstadt: Behind the lies of Holocaust denial


"There are facts, there are opinions, and there are lies," says historian Deborah Lipstadt, telling the remarkable story of her research into Holocaust deniers -- and their deliberate distortion of history. Lipstadt encourages us all to go on the offensive against those who assault the truth and facts. "Truth is not relative," she says.

His Holiness Pope Francis: Why the only future worth building includes everyone

TED2017

His Holiness Pope Francis: Why the only future worth building includes everyone


A single individual is enough for hope to exist, and that individual can be you, says His Holiness Pope Francis in this searing TED Talk delivered directly from Vatican City. In a hopeful message to people of all faiths, to those who have power as well as those who don't, the spiritual leader provides illuminating commentary on the world as we currently find it and calls for equality, solidarity and tenderness to prevail. "Let us help each other, all together, to remember that the 'other' is not a statistic, or a number," he says. "We all need each other."

Michael Bierut: How to design a library that makes kids want to read

TEDNYC

Michael Bierut: How to design a library that makes kids want to read


When Michael Bierut was tapped to design a logo for public school libraries, he had no idea that he was embarking on a years-long passion project. In this often hilarious talk, he recalls his obsessive quest to bring energy, learning, art and graphics into these magical spaces where school librarians can inspire new generations of readers and thinkers.

Carolyn Jones: A tribute to nurses

TEDMED 2016

Carolyn Jones: A tribute to nurses


Carolyn Jones spent five years interviewing, photographing and filming nurses across America, traveling to places dealing with some of the nation's biggest public health issues. She shares personal stories of unwavering dedication in this celebration of the everyday heroes who work at the front lines of health care.

Carina Morillo: To understand autism, don't look away

TEDxRiodelaPlata

Carina Morillo: To understand autism, don't look away


Carina Morillo knew almost nothing about autism when her son Ivan was diagnosed -- only that he didn't speak or respond to words, and that she had to find other ways to connect with him. She shares how she learned to help her son thrive by being curious along with him. (In Spanish with English subtitles)

Sangu Delle: There's no shame in taking care of your mental health

TEDLagos Ideas Search

Sangu Delle: There's no shame in taking care of your mental health


When stress got to be too much for TED Fellow Sangu Delle, he had to confront his own deep prejudice: that men shouldn't take care of their mental health. In a personal talk, Delle shares how he learned to handle anxiety in a society that's uncomfortable with emotions. As he says: "Being honest about how we feel doesn't make us weak -- it makes us human."

Siddhartha Roy: Science in service to the public good

TEDxVirginiaTech

Siddhartha Roy: Science in service to the public good


We give scientists and engineers great technical training, but we're not as good at teaching ethical decision-making or building character. Take, for example, the environmental crisis that recently unfolded in Flint, Michigan -- and the professionals there who did nothing to fix it. Siddhartha Roy helped prove that Flint's water was contaminated, and he tells a story of science in service to the public good, calling on the next generation of scientists and engineers to dedicate their work to protecting people and the planet.

Stephanie Busari: How fake news does real harm

TEDLagos Ideas Search

Stephanie Busari: How fake news does real harm


On April 14, 2014, the terrorist organization Boko Haram kidnapped more than 200 schoolgirls from the town of Chibok, Nigeria. Around the world, the crime became epitomized by the slogan #BringBackOurGirls -- but in Nigeria, government officials called the crime a hoax, confusing and delaying efforts to rescue the girls. In this powerful talk, journalist Stephanie Busari points to the Chibok tragedy to explain the deadly danger of fake news and what we can do to stop it.

Natasha Hurley-Walker: How radio telescopes show us unseen galaxies

TEDxPerth

Natasha Hurley-Walker: How radio telescopes show us unseen galaxies


Our universe is strange, wonderful and vast, says astronomer Natasha Hurley-Walker. A spaceship can't carry you into its depths (yet) -- but a radio telescope can. In this mesmerizing talk, Hurley-Walker shows how she probes the mysteries of the universe using special technology that reveals light spectrums we can't see.

David Casarett: A doctor's case for medical marijuana

TEDMED 2016

David Casarett: A doctor's case for medical marijuana


Physician David Casarett was tired of hearing hype and half-truths around medical marijuana, so he put on his skeptic's hat and investigated on his own. He comes back with a fascinating report on what we know and what we don't -- and what mainstream medicine could learn from the modern medical marijuana dispensary.

Siamak Hariri: How do you build a sacred space?

TEDNYC Design Lab

Siamak Hariri: How do you build a sacred space?


To design the Bahá'í Temple of South America, architect Siamak Hariri focused on illumination -- from the temple's form, which captures the movement of the sun throughout the day, to the iridescent, luminous stone and glass used to construct it. Join Hariri for a journey through the creative process, as he explores what makes for a sacred experience in a secular world.