TED Talks with English transcript

David Camarillo: Why helmets don't prevent concussions -- and what might

TEDxStanford

David Camarillo: Why helmets don't prevent concussions -- and what might
1,515,171 views

What is a concussion? Probably not what you think it is. In this talk from the cutting edge of research, bioengineer (and former football player) David Camarillo shows what really happens during a concussion -- and why standard sports helmets don't prevent it. Here's what the future of concussion prevention looks like.

Courtney E. Martin: The new American Dream

TED2016

Courtney E. Martin: The new American Dream
2,727,712 views

For the first time in history, the majority of American parents don't think their kids will be better off than they were. This shouldn't be a cause for alarm, says journalist Courtney E. Martin. Rather, it's an opportunity to define a new approach to work and family that emphasizes community and creativity. "The biggest danger is not failing to achieve the American Dream," she says in a talk that will resonate far beyond the US. "The biggest danger is achieving a dream that you don't actually believe in."

Sal Khan: Let's teach for mastery -- not test scores

TED Talks Live

Sal Khan: Let's teach for mastery -- not test scores
3,654,589 views

Would you choose to build a house on top of an unfinished foundation? Of course not. Why, then, do we rush students through education when they haven't always grasped the basics? Yes, it's complicated, but educator Sal Khan shares his plan to turn struggling students into scholars by helping them master concepts at their own pace.

Julia Bacha: How women wage conflict without violence

TEDSummit

Julia Bacha: How women wage conflict without violence
883,401 views

Are you setting out to change the world? Here's a stat you should know: nonviolent campaigns are 100 percent more likely to succeed than violent ones. So why don't more groups use nonviolence when faced with conflict? Filmmaker Julia Bacha shares stories of effective nonviolent resistance, including eye-opening research on the crucial leadership role that women play.

James Veitch: The agony of trying to unsubscribe

TEDSummit

James Veitch: The agony of trying to unsubscribe
21,478,160 views

It happens to all of us: you unsubscribe from an unwanted marketing email, and a few days later another message from the same company pops up in your inbox. Comedian James Veitch turned this frustration into whimsy when a local supermarket refused to take no for an answer. Hijinks ensued.

Rainn Wilson: Ideas worth dating

TED Studio

Rainn Wilson: Ideas worth dating
938,687 views

Being alone takes its toll. Feel like it's time to make a real connection? Third-wheel with Rainn Wilson (star of "The Office") as he dates some of the best ideas on TED.com and discover your perfect "idea mate" along the way.

Jonathan Tepperman: The risky politics of progress

TEDSummit

Jonathan Tepperman: The risky politics of progress
989,957 views

Global problems such as terrorism, inequality and political dysfunction aren't easy to solve, but that doesn't mean we should stop trying. In fact, suggests journalist Jonathan Tepperman, we might even want to think riskier. He traveled the world to ask global leaders how they're tackling hard problems -- and unearthed surprisingly hopeful stories that he's distilled into three tools for problem-solving.

Kio Stark: Why you should talk to strangers

TED2016

Kio Stark: Why you should talk to strangers
3,055,719 views

"When you talk to strangers, you're making beautiful interruptions into the expected narrative of your daily life -- and theirs," says Kio Stark. In this delightful talk, Stark explores the overlooked benefits of pushing past our default discomfort when it comes to strangers and embracing those fleeting but profoundly beautiful moments of genuine connection.

Don Tapscott: How the blockchain is changing money and business

TEDSummit

Don Tapscott: How the blockchain is changing money and business
4,489,159 views

What is the blockchain? If you don't know, you should; if you do, chances are you still need some clarification on how it actually works. Don Tapscott is here to help, demystifying this world-changing, trust-building technology which, he says, represents nothing less than the second generation of the internet and holds the potential to transform money, business, government and society.

Christopher Bell: Bring on the female superheroes!

TEDxColoradoSprings

Christopher Bell: Bring on the female superheroes!
1,228,197 views

Why is it so hard to find female superhero merchandise? In this passionate, sparkling talk, media studies scholar (and father of a Star Wars-obsessed daughter) Christopher Bell addresses the alarming lack of female superheroes in the toys and products marketed to kids -- and what it means for how we teach them about the world.

Vanessa Ruiz: The spellbinding art of human anatomy

TEDMED 2015

Vanessa Ruiz: The spellbinding art of human anatomy
1,502,553 views

Vanessa Ruiz takes us on an illustrated journey of human anatomical art over the centuries, sharing captivating images that bring this visual science -- and the contemporary artists inspired by it -- to life. "Anatomical art has the power to reach far beyond the pages of a medical textbook," she says, "connecting our innermost selves with our bodies through art."

Sebastian Kraves: The era of personal DNA testing is here

TED@BCG Paris

Sebastian Kraves: The era of personal DNA testing is here
1,159,063 views

From improving vaccines to modifying crops to solving crimes, DNA technology has transformed our world. Now, for the first time in history, anyone can experiment with DNA at home, in their kitchen, using a device smaller than a shoebox. We are living in a personal DNA revolution, says biotech entrepreneur Sebastian Kraves, where the secrets buried in DNA are yours to find.

Laura Boushnak: The deadly legacy of cluster bombs

TEDSummit

Laura Boushnak: The deadly legacy of cluster bombs
706,559 views

The destruction of war doesn't stop when the fighting is over. Photographer and TED Fellow Laura Boushnak shares a powerful photo essay about the survivors of cluster bombs, people who encountered these deadly submunitions years after the end of conflict. With her haunting photos, Boushnak asks those who still produce and condone the use of these weapons to abandon them.

Gonzalo Vilariño: How Argentina's blind soccer team became champions

TEDxRiodelaPlata

Gonzalo Vilariño: How Argentina's blind soccer team became champions
540,507 views

With warmth and respect, Gonzalo Vilariño tells the captivating story of Argentina's blind soccer team -- and how a sincere belief in themselves and their capabilities transformed the players from humble beginnings into two-time World Champions. "You have to get out there and play every game in this beautiful tournament that we call life," Vilariño says. (In Spanish with English subtitles)

Rebecca MacKinnon: We can fight terror without sacrificing our rights

TEDSummit

Rebecca MacKinnon: We can fight terror without sacrificing our rights
1,142,385 views

Can we fight terror without destroying democracy? Internet freedom activist Rebecca MacKinnon thinks that we'll lose the battle against extremism and demagoguery if we censor the internet and press. In this critical talk, she calls for a doubling-down on strong encryption and appeals to governments to better protect, not silence, the journalists and activists fighting against extremists.

Sarah Parcak: Hunting for Peru's lost civilizations -- with satellites

TEDSummit

Sarah Parcak: Hunting for Peru's lost civilizations -- with satellites
1,173,967 views

Around the world, hundreds of thousands of lost ancient sites lie buried and hidden from view. Satellite archaeologist Sarah Parcak is determined to find them before looters do. With the 2016 TED Prize, Parcak is building an online citizen-science tool called GlobalXplorer that will train an army of volunteer explorers to find and protect the world's hidden heritage. In this talk, she offers a preview of the first place they'll look: Peru -- the home of Machu Picchu, the Nazca lines and other archaeological wonders waiting to be discovered.

Timothy Ihrig: What we can do to die well

TEDxDesMoines

Timothy Ihrig: What we can do to die well
1,397,148 views

The healthcare industry in America is so focused on pathology, surgery and pharmacology -- on what doctors "do" to patients -- that it often overlooks the values of the human beings it's supposed to care for. Palliative care physician Timothy Ihrig explains the benefits of a different approach, one that fosters a patient's overall quality of life and navigates serious illness from diagnosis to death with dignity and compassion.

Olivier Scalabre: The next manufacturing revolution is here

TED@BCG Paris

Olivier Scalabre: The next manufacturing revolution is here
1,966,843 views

Economic growth has been slowing for the past 50 years, but relief might come from an unexpected place -- a new form of manufacturing that is neither what you thought it was nor where you thought it was. Industrial systems thinker Olivier Scalabre details how a fourth manufacturing revolution will produce a macroeconomic shift and boost employment, productivity and growth.

Anand Giridharadas: A letter to all who have lost in this era

TEDSummit

Anand Giridharadas: A letter to all who have lost in this era
1,041,099 views

Summer, 2016: amid populist revolts, clashing resentments and fear, writer Anand Giridharadas doesn't give a talk but reads a letter. It's from those who have won in this era of change, to those who have, or feel, lost. It confesses to ignoring pain until it became anger. It chides an idealistic yet remote elite for its behind-closed-doors world-saving and airy, self-serving futurism — for at times worrying more about sending people to Mars than helping them on Earth. And it rejects the exclusionary dogmas to which we cling, calling us instead to "dare to commit to the dream of each other."

Ngozi Okonjo-Iweala: How Africa can keep rising

TEDSummit

Ngozi Okonjo-Iweala: How Africa can keep rising
918,971 views

African growth is a trend, not a fluke, says economist and former Finance Minister of Nigeria Ngozi Okonjo-Iweala. In this refreshingly candid and straightforward talk, Okonjo-Iweala describes the positive progress on the continent and outlines eight challenges African nations still need to address in order to create a better future.

Molly Winter: The taboo secret to better health

TEDxBend

Molly Winter: The taboo secret to better health
1,870,348 views

Our poop and pee have superpowers, but for the most part we don't harness them. Molly Winter faces down our squeamishness and asks us to see what goes down the toilet as a resource, one that can help fight climate change, spur innovation and even save us money.

Suzanne Simard: How trees talk to each other

TEDSummit

Suzanne Simard: How trees talk to each other
4,161,601 views

"A forest is much more than what you see," says ecologist Suzanne Simard. Her 30 years of research in Canadian forests have led to an astounding discovery -- trees talk, often and over vast distances. Learn more about the harmonious yet complicated social lives of trees and prepare to see the natural world with new eyes.

Ed Boyden: A new way to study the brain's invisible secrets

TEDSummit

Ed Boyden: A new way to study the brain's invisible secrets
1,501,957 views

Neuroengineer Ed Boyden wants to know how the tiny biomolecules in our brains generate emotions, thoughts and feelings -- and he wants to find the molecular changes that lead to disorders like epilepsy and Alzheimer's. Rather than magnify these invisible structures with a microscope, he wondered: What if we physically enlarge them and make them easier to see? Learn how the same polymers used to make baby diapers swell could be a key to better understanding our brains.

eL Seed: A project of peace, painted across 50 buildings

TEDSummit

eL Seed: A project of peace, painted across 50 buildings
944,940 views

eL Seed fuses Arabic calligraphy with graffiti to paint colorful, swirling messages of hope and peace on buildings from Tunisia to Paris. The artist and TED Fellow shares the story of his most ambitious project yet: a mural painted across 50 buildings in Manshiyat Naser, a district of Cairo, Egypt, that can only be fully seen from a nearby mountain.

Franz Freudenthal: A new way to heal hearts without surgery

TED2016

Franz Freudenthal: A new way to heal hearts without surgery
1,498,108 views

At the intersection of medical invention and indigenous culture, pediatric cardiologist Franz Freudenthal mends holes in the hearts of children across the world, using a device born from traditional Bolivian loom weaving. "The most complex problems in our time," he says, "can be solved with simple techniques, if we are able to dream."

Neha Narula: The future of money

TED@BCG Paris

Neha Narula: The future of money
2,341,669 views

What happens when the way we buy, sell and pay for things changes, perhaps even removing the need for banks or currency exchange bureaus? That's the radical promise of a world powered by cryptocurrencies like Bitcoin and Ethereum. We're not there yet, but in this sparky talk, digital currency researcher Neha Narula describes the collective fiction of money -- and paints a picture of a very different looking future.

Gerard Ryle: How the Panama Papers journalists broke the biggest leak in history

TEDSummit

Gerard Ryle: How the Panama Papers journalists broke the biggest leak in history
1,077,388 views

Gerard Ryle led the international team that divulged the Panama Papers, the 11.5 million leaked documents from 40 years of activity of the Panamanian law firm Mossack Fonseca that have offered an unprecedented glimpse into the scope and methods of the secretive world of offshore finance. Hear the story behind the biggest collaborative journalism project in history.

Adam Savage: My love letter to cosplay

TED2016

Adam Savage: My love letter to cosplay
2,863,974 views

Adam Savage makes things and builds experiments, and he uses costumes to add humor, color and clarity to the stories he tells. Tracing his lifelong love of costumes -- from a childhood space helmet made of an ice cream tub to a No-Face costume he wore to Comic-Con -- Savage explores the world of cosplay and the meaning it creates for its community. "We're connecting with something important inside of us," he says. "The costumes are how we reveal ourselves to each other."

Emma Marris: Nature is everywhere -- we just need to learn to see it

TEDSummit

Emma Marris: Nature is everywhere -- we just need to learn to see it
1,313,413 views

How do you define "nature?" If we define it as that which is untouched by humans, then we won't have any left, says environmental writer Emma Marris. She urges us to consider a new definition of nature -- one that includes not only pristine wilderness but also the untended patches of plants growing in urban spaces -- and encourages us to bring our children out to touch and tinker with it, so that one day they might love and protect it.