TED Talk

March 19, 2019
A creative solution for the water crisis in Flint, Michigan | LaToya Ruby Frazier

A creative solution for the water crisis in Flint, Michigan | LaToya Ruby Frazier

Artist LaToya Ruby Frazier spent five months living in Flint, Michigan, documenting the lives of those affected by the city's water crisis for her photo essay "Flint is Family." As the crisis dragged on, she realized it was going to take more than a series of photos to bring relief....

3 questions we should ask about nuclear weapons | Emma Belcher

3 questions we should ask about nuclear weapons | Emma Belcher

There are more than 10,000 nuclear weapons in existence today, each one capable of causing immense destruction. Why don't we talk about this threat as much as some other major issues? In this practical talk, nuclear security expert Emma Belcher shares three questions you can ask your elected...

For better health care, embrace irrationality | David Asch

For better health care, embrace irrationality | David Asch

Why do we make poor decisions that we know are bad for our health? In this frank, funny talk, behavioral economist and health policy expert David Asch explains why our behavior is often irrational -- in highly predictable ways -- and shows how we can harness this irrationality to make better...

5 steps for clean air in India | Arunabha Ghosh

5 steps for clean air in India | Arunabha Ghosh

India's big cities have some of the worst air quality in the world. How can we fix this public health crisis? In an actionable talk, social entrepreneur Arunabha Ghosh lays out a five-step plan to put India on the path to cleaner, safer air -- and shows how every citizen can play an active...

How to change your behavior for the better | Dan Ariely

How to change your behavior for the better | Dan Ariely

What's the best way to get people to change their behavior? In this funny, information-packed talk, psychologist Dan Ariely explores why we make bad decisions even when we know we shouldn't -- and discusses a couple tricks that could get us to do the right thing (even if it's for the...

Why gender-based marketing is bad for business | Gaby Barrios

Why gender-based marketing is bad for business | Gaby Barrios

Companies often target consumers based on gender, but this kind of advertising shortcut doesn't just perpetuate outdated stereotypes -- it's also bad for business, says marketing expert Gaby Barrios. In this clear, actionable talk, she explains why gender-based marketing doesn't...

What's really happening at the US-Mexico border -- and how we can do better | Erika Pinheiro

What's really happening at the US-Mexico border -- and how we can do better | Erika Pinheiro

At the US-Mexico border, policies of prolonged detention and family separation have made seeking asylum in the United States difficult and dangerous. In this raw and heartfelt talk, immigration attorney Erika Pinheiro offers a glimpse into her daily work on both sides of the border and shares some...

How can we support the emotional well-being of teachers? | Sydney Jensen

How can we support the emotional well-being of teachers? | Sydney Jensen

Teachers emotionally support our kids -- but who's supporting our teachers? In this eye-opening talk, educator Sydney Jensen explores how teachers are at risk of "secondary trauma" -- the idea that they absorb the emotional weight of their students' experiences -- and shows how...

What it's like to live on the International Space Station | Cady Coleman

What it's like to live on the International Space Station | Cady Coleman

In this quick, fun talk, astronaut Cady Coleman welcomes us aboard the International Space Station, where she spent nearly six months doing experiments that expanded the frontiers of science. Hear what it's like to fly to work, sleep without gravity and live life hurtling at 17,500 miles per...

In the war for information, will quantum computers defeat cryptographers? | Craig Costello

In the war for information, will quantum computers defeat cryptographers? | Craig Costello

In this glimpse into our technological future, cryptographer Craig Costello discusses the world-altering potential of quantum computers, which could shatter the limits set by today's machines -- and give code breakers a master key to the digital world. See how Costello and his fellow...

Small rockets are the next space revolution | Peter Beck

Small rockets are the next space revolution | Peter Beck

We're in the dawn of a new space revolution, says engineer Peter Beck: the revolution of the small. In a talk packed with insights into the state of the space industry, Beck shares his work building rockets capable of delivering small payloads to space rapidly and reliably -- helping us search...

How India's local recyclers could solve plastic pollution | Mani Vajipey

How India's local recyclers could solve plastic pollution | Mani Vajipey

India has one of the world's highest rates of plastic recycling, thanks largely to an extensive network of informal recyclers known as "kabadiwalas." Entrepreneur Mani Vajipey discusses his work to organize their massive efforts into a collection system that could put India on the...

Hope and justice for women who've survived ISIS | Rabiaa El Garani

Hope and justice for women who've survived ISIS | Rabiaa El Garani

Human rights protector Rabiaa El Garani shares the challenging, heartbreaking story of sexual violence committed against Yazidi women and girls in Iraq by ISIS -- and her work seeking justice for the survivors. "These victims have been through unimaginable pain. But with a little help, they...

A historical musical that examines black identity in the 1901 World's Fair | Amma Y. Ghartey-Tagoe Kootin

A historical musical that examines black identity in the 1901 World's Fair | Amma Y. Ghartey-Tagoe Kootin

In this lively talk and performance, artist and TED Fellow Amma Y. Ghartey-Tagoe Kootin offers a sneak peek of her forthcoming musical "At Buffalo." Drawing on archival material from the 1901 Pan-American Exhibition, a world's fair held in Buffalo, New York, the show examines...

Urban architecture inspired by mountains, clouds and volcanoes | Ma Yansong

Urban architecture inspired by mountains, clouds and volcanoes | Ma Yansong

Taking inspiration from nature, architect Ma Yansong designs breathtaking buildings that break free from the boxy symmetry of so many modern cities. His exuberant and graceful work -- from a pair of curvy skyscrapers that "dance" with each other to an opera house that looks like a...

What obligation do social media platforms have to the greater good? | Eli Pariser

What obligation do social media platforms have to the greater good? | Eli Pariser

Social media has become our new home. Can we build it better? Taking design cues from urban planners and social scientists, technologist Eli Pariser shows how the problems we're encountering on digital platforms aren't all that new -- and shares how, by following the model of thriving...

Our immigration conversation is broken -- here's how to have a better one | Paul A. Kramer

Our immigration conversation is broken -- here's how to have a better one | Paul A. Kramer

How did the US immigration debate get to be so divisive? In this informative talk, historian and writer Paul A. Kramer shows how an "insider vs. outsider" framing has come to dominate the way people in the US talk about immigration -- and suggests a set of new questions that could reshape...

What happens to people in solitary confinement | Laura Rovner

What happens to people in solitary confinement | Laura Rovner

Imagine living with no significant human contact for years, even decades, in a cell the size of a small bathroom. This is the reality for those in long-term solitary confinement, a form of imprisonment regularly imposed in US prisons. In this eye-opening talk, civil rights lawyer Laura Rovner takes...

The Amazon belongs to humanity -- let's protect it together | Tashka and Laura Yawanawá

The Amazon belongs to humanity -- let's protect it together | Tashka and Laura Yawanawá

Tashka and Laura Yawanawá lead the Yawanawá people in Acre, Brazil -- a tribe that stewards almost 500,000 acres of Amazon rainforest. As footage of the Amazon burning shocks the world's consciousness, Tashka and Laura call for us to transform this moment into an opportunity to support...

What open water swimming taught me about resilience | Bhakti Sharma

What open water swimming taught me about resilience | Bhakti Sharma

Dive into the deep with open water swimmer Bhakti Sharma, as she shares what she learned about resilience during her personal journey from the scorching heat of Rajasthan, India to the bone-chilling waters of her record-breaking swim in Antarctica and her courageous crossing of the English Channel....

The business case for working with your toughest critics | Bob Langert

The business case for working with your toughest critics | Bob Langert

As a "corporate suit" (his words) and former VP of sustainability at McDonald's, Bob Langert works with companies and their strongest critics to find solutions that are good for both business and society. In this actionable talk, he shares stories from the decades-long transition...

The next software revolution: programming biological cells | Sara-Jane Dunn

The next software revolution: programming biological cells | Sara-Jane Dunn

The cells in your body are like computer software: they're "programmed" to carry out specific functions at specific times. If we can better understand this process, we could unlock the ability to reprogram cells ourselves, says computational biologist Sara-Jane Dunn. In a talk from...

How changing your story can change your life | Lori Gottlieb

How changing your story can change your life | Lori Gottlieb

Stories help you make sense of your life -- but when these narratives are incomplete or misleading, they can keep you stuck instead of providing clarity. In an actionable talk, psychotherapist and advice columnist Lori Gottlieb shows how to break free from the stories you've been telling...

What vaccinating vampire bats can teach us about pandemics | Daniel Streicker

What vaccinating vampire bats can teach us about pandemics | Daniel Streicker

Could we anticipate the next big disease outbreak, stopping a virus like Ebola before it ever strikes? In this talk about frontline scientific research, ecologist Daniel Streicker takes us to the Amazon rainforest in Peru where he tracks the movement of vampire bats in order to forecast and prevent...

What productive conflict can offer a workplace | Jess Kutch

What productive conflict can offer a workplace | Jess Kutch

Got an idea to make your workplace better? Labor organizer and TED Fellow Jess Kutch can show you how to put it into action. In this quick talk, she explains how "productive conflict" -- when people organize to challenge and change their work lives for the better -- can be beneficial for...

Lessons from fungi on markets and economics | Toby Kiers

Lessons from fungi on markets and economics | Toby Kiers

Resource inequality is one of our greatest challenges, but it's not unique to humans. Like us, mycorrhizal fungi that live in plant and tree roots strategically trade, steal and withhold resources, displaying remarkable parallels to humans in their capacity to be opportunistic (and sometimes...

The price of a "clean" internet | Hans Block and Moritz Riesewieck

The price of a "clean" internet | Hans Block and Moritz Riesewieck

Millions of images and videos are uploaded to the internet each day, yet we rarely see shocking and disturbing content in our social media feeds. Who's keeping the internet "clean" for us? In this eye-opening talk, documentarians Hans Block and Moritz Riesewieck take us inside the...

The medical potential of AI and metabolites | Leila Pirhaji

The medical potential of AI and metabolites | Leila Pirhaji

Many diseases are driven by metabolites -- small molecules in your body like fat, glucose and cholesterol -- but we don't know exactly what they are or how they work. Biotech entrepreneur and TED Fellow Leila Pirhaji shares her plan to build an AI-based network to characterize metabolite...

How to bring affordable, sustainable electricity to Africa | Rose M. Mutiso

How to bring affordable, sustainable electricity to Africa | Rose M. Mutiso

Energy poverty, or the lack of access to electricity and other basic energy services, affects nearly two-thirds of Sub-Saharan Africa. As the region's population continues to increase, so will the need to build a new energy system to grow with it, says Rose M. Mutiso. In a bold talk, she...

How we experience awe -- and why it matters | Beau Lotto and Cirque du Soleil

How we experience awe -- and why it matters | Beau Lotto and Cirque du Soleil

Neuroscientist Beau Lotto conducted an ambitious study with Cirque du Soleil on the emotion of awe and its psychological and behavioral benefits. In this talk and live performance, he shares some of their findings -- and stands back as Cirque du Soleil dancers create their own awe-inducing spectacle.

How you can help transform the internet into a place of trust | Claire Wardle

How you can help transform the internet into a place of trust | Claire Wardle

How can we stop the spread of misleading, sometimes dangerous content while maintaining an internet with freedom of expression at its core? Misinformation expert Claire Wardle explores the new challenges of our polluted online environment and maps out a plan to transform the internet into a place...

The link between fishing cats and mangrove forest conservation | Ashwin Naidu

The link between fishing cats and mangrove forest conservation | Ashwin Naidu

Mangrove forests are crucial to the health of the planet, gobbling up CO2 from the atmosphere and providing a home for a diverse array of species. But these rich habitats are under continual threat from deforestation and industry. In an empowering talk, conservationist and TED Fellow Ashwin Naidu...

The pride and power of representation in film | Jon M. Chu

The pride and power of representation in film | Jon M. Chu

On the heels of the breakout success of his film "Crazy Rich Asians," director Jon M. Chu reflects on what drives him to create -- and makes a resounding case for the power of connection and on-screen representation.

How motivation can fix public systems | Abhishek Gopalka

How motivation can fix public systems | Abhishek Gopalka

How do you fix broken public systems? You spark people's competitive spirit. In a talk about getting people motivated to make change, public sector strategist Abhishek Gopalka discusses how he helped improve the health system of Rajasthan, a state in India home to more than 80 million people,...

The danger of AI is weirder than you think | Janelle Shane

The danger of AI is weirder than you think | Janelle Shane

The danger of artificial intelligence isn't that it's going to rebel against us, but that it's going to do exactly what we ask it to do, says AI researcher Janelle Shane. Sharing the weird, sometimes alarming antics of AI algorithms as they try to solve human problems -- like...

Fashion that celebrates all body types -- boldly and unapologetically | Becca McCharen-Tran

Fashion that celebrates all body types -- boldly and unapologetically | Becca McCharen-Tran

Fashion designers have the power to change culture -- and Becca McCharen-Tran is using her platform to expand the industry's narrow definition of beauty. Sharing highlights of her work, McCharen-Tran discusses the inspiration behind her norm-shattering designs and shows how she's...

How we're using dogs to sniff out malaria | James Logan

How we're using dogs to sniff out malaria | James Logan

What if we could diagnose some of the world's deadliest diseases by the smells our bodies give off? In a fascinating talk and live demo, biologist James Logan introduces Freya, a malaria-sniffing dog, to show how we can harness the awesome powers of animal scent to detect chemical signatures...

How nanoparticles could change the way we treat cancer | Joy Wolfram

How nanoparticles could change the way we treat cancer | Joy Wolfram

Ninety-nine percent of cancer drugs never make it to tumors, getting washed out of the body before they have time to do their job. How can we better deliver life-saving drugs? Cancer researcher Joy Wolfram shares cutting-edge medical research into nanoparticles -- tiny particles that could be used...

A love story for the coral reef crisis | Ayana Elizabeth Johnson

A love story for the coral reef crisis | Ayana Elizabeth Johnson

Over the course of hundreds of scuba dives, marine biologist Ayana Elizabeth Johnson fell in love -- with a fish. In this ode to parrotfish, she shares five reasons why these creatures are simply amazing (from their ability to poop white sand to make colorful "wardrobe changes") and shows...

How a handful of fishing villages sparked a marine conservation revolution | Alasdair Harris

How a handful of fishing villages sparked a marine conservation revolution | Alasdair Harris

We need a radically new approach to ocean conservation, says marine biologist and TED Fellow Alasdair Harris. In a visionary talk, he lays out a surprising solution to the problem of overfishing that could both revive marine life and rebuild local fisheries -- all by taking less from the ocean....

A circular economy for salt that keeps rivers clean | Tina Arrowood

A circular economy for salt that keeps rivers clean | Tina Arrowood

During the winter of 2018-2019, one million tons of salt were applied to icy roads in the state of Pennsylvania alone. The salt from industrial uses like this often ends up in freshwater rivers, making their water undrinkable and contributing to a growing global crisis. How can we better protect...

The psychological impact of child separation at the US-Mexico border | Luis H. Zayas

The psychological impact of child separation at the US-Mexico border | Luis H. Zayas

How does psychological trauma affect children's developing brains? In this powerful talk, social worker Luis H. Zayas discusses his work with refugees and asylum-seeking families at the US-Mexico border. What emerges is a stunning analysis of the long-term impact of the US's controversial...

An app that helps incarcerated people stay connected to their families | Marcus Bullock

An app that helps incarcerated people stay connected to their families | Marcus Bullock

Over his eight-year prison sentence, Marcus Bullock was sustained by his mother's love -- and by the daily letters and photos she sent of life on the outside. Years later, as an entrepreneur, Bullock asked himself: How can I make it easier for all families to stay connected during...

How we can eliminate child sexual abuse material from the internet | Julie Cordua

How we can eliminate child sexual abuse material from the internet | Julie Cordua

Social entrepreneur Julie Cordua works on a problem that isn't easy to talk about: the sexual abuse of children in images and videos on the internet. At Thorn, she's building technology to connect the dots between the tech industry, law enforcement and government -- so we can swiftly end...

After billions of years of monotony, the universe is waking up | David Deutsch

After billions of years of monotony, the universe is waking up | David Deutsch

Theoretical physicist David Deutsch delivers a mind-bending meditation on the "great monotony" -- the idea that nothing novel has appeared in the universe for billions of years -- and shows how humanity's capacity to create explanatory knowledge could be the thing that bucks this...

Revelations from a lifetime of dance | Judith Jamison and members of the Alvin Ailey American Dance Theater

Revelations from a lifetime of dance | Judith Jamison and members of the Alvin Ailey American Dance Theater

"Dance can elevate our human experience beyond words," says Judith Jamison, artistic director emerita of the Alvin Ailey American Dance Theater. In between performances of excerpts from Alvin Ailey's classic works "Revelations" and "Cry," Jamison reflects on the...

What Bruce Lee can teach us about living fully | Shannon Lee

What Bruce Lee can teach us about living fully | Shannon Lee

Most of us know Bruce Lee as the famous martial artist and action film star -- but he was also a philosopher who taught "self-actualization": the practice of how to be yourself in the best way possible. In this inspiring talk, Bruce's daughter Shannon Lee takes us inside the mind of...

How we're using DNA tech to help farmers fight crop diseases | Laura Boykin

How we're using DNA tech to help farmers fight crop diseases | Laura Boykin

Nearly 800 million people worldwide depend on cassava for survival -- but this critical food source is under attack by entirely preventable viruses, says computational biologist and TED Senior Fellow Laura Boykin. She takes us to the farms in East Africa where she's working with a diverse team...

A personal plea for humanity at the US-Mexico border | Juan Enriquez

A personal plea for humanity at the US-Mexico border | Juan Enriquez

In this powerful, personal talk, author and academic Juan Enriquez shares stories from inside the immigration crisis at the US-Mexico border, bringing this often-abstract debate back down to earth -- and showing what you can do every day to create a sense of belonging for immigrants. "This...

A radical plan to end plastic waste | Andrew Forrest

A radical plan to end plastic waste | Andrew Forrest

Plastic is an incredible substance for the economy -- and the worst substance possible for the environment, says entrepreneur Andrew Forrest. In a conversation meant to spark debate, Forrest and head of TED Chris Anderson discuss an ambitious plan to get the world's biggest companies to fund...

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