Sangeeta Bhatia: This tiny particle could roam your body to find tumors

TED Talks Live

Sangeeta Bhatia: This tiny particle could roam your body to find tumors

813,108 views

Readability: 4.4


What if we could find cancerous tumors years before they can harm us -- without expensive screening facilities or even steady electricity? Physician, bioengineer and entrepreneur Sangeeta Bhatia leads a multidisciplinary lab that searches for novel ways to understand, diagnose and treat human disease. Her target: the two-thirds of deaths due to cancer that she says are fully preventable. With remarkable clarity, she breaks down complex nanoparticle science and shares her dream for a radical new cancer test that could save millions of lives.

Dan Pallotta: The dream we haven't dared to dream

TED2016

Dan Pallotta: The dream we haven't dared to dream

1,922,947 views

Readability: 3.9


What are your dreams? Better yet, what are your broken dreams? Dan Pallotta dreams of a time when we are as excited, curious and scientific about the development of our humanity as we are about the development of our technology. "What we fear most is that we will be denied the opportunity to fulfill our true potential," Pallotta says. "Imagine living in a world where we simply recognize that deep, existential fear in one another -- and love one another boldly because we know that to be human is to live with that fear."

Sanford Biggers: An artist's unflinching look at racial violence

TED2016

Sanford Biggers: An artist's unflinching look at racial violence

1,043,565 views

Readability: 5.5


Conceptual artist and TED Fellow Sanford Biggers uses painting, sculpture, video and performance to spark challenging conversations about the history and trauma of black America. Join him as he details two compelling works and shares the motivation behind his art. "Only through more thoughtful dialogue about history and race can we evolve as individuals and society," Biggers says.

Uri Hasson: This is your brain on communication

TED2016

Uri Hasson: This is your brain on communication

2,102,537 views

Readability: 4.1


Neuroscientist Uri Hasson researches the basis of human communication, and experiments from his lab reveal that even across different languages, our brains show similar activity, or become "aligned," when we hear the same idea or story. This amazing neural mechanism allows us to transmit brain patterns, sharing memories and knowledge. "We can communicate because we have a common code that presents meaning," Hasson says.

Jennifer Kahn: Gene editing can now change an entire species -- forever

TED2016

Jennifer Kahn: Gene editing can now change an entire species -- forever

1,650,738 views

Readability: 4.9


CRISPR gene drives allow scientists to change sequences of DNA and guarantee that the resulting edited genetic trait is inherited by future generations, opening up the possibility of altering entire species forever. More than anything, the technology has led to questions: How will this new power affect humanity? What are we going to use it to change? Are we gods now? Join journalist Jennifer Kahn as she ponders these questions and shares a potentially powerful application of gene drives: the development of disease-resistant mosquitoes that could knock out malaria and Zika.

Alice Rawsthorn: Pirates, nurses and other rebel designers

TED2016

Alice Rawsthorn: Pirates, nurses and other rebel designers

947,400 views

Readability: 5.9


In this ode to design renegades, Alice Rawsthorn highlights the work of unlikely heroes, from Blackbeard to Florence Nightingale. Drawing a line from these bold thinkers to some early modern visionaries like Buckminster Fuller, Rawsthorn shows how the greatest designers are often the most rebellious.

Sarah Gray: How my son's short life made a lasting difference

TEDMED 2015

Sarah Gray: How my son's short life made a lasting difference

1,483,064 views

Readability: 4.5


After Sarah Gray's unborn son Thomas was diagnosed with anencephaly, a terminal condition, she decided to turn her family's tragedy into an extraordinary gift and donate his organs to scientific research. In this tribute to life and discovery, she shares her journey to find meaning in loss and spreads a message of hope for other grieving families.

Carrie Nugent: Adventures of an asteroid hunter

TED2016

Carrie Nugent: Adventures of an asteroid hunter

1,169,303 views

Readability: 4.8


TED Fellow Carrie Nugent is an asteroid hunter -- part of a group of scientists working to discover and catalog our oldest and most numerous cosmic neighbors. Why keep an eye out for asteroids? In this short, fact-filled talk, Nugent explains how their awesome impacts have shaped our planet, and how finding them at the right time could mean nothing less than saving life on Earth.

Riccardo Sabatini: How to read the genome and build a human being

TED2016

Riccardo Sabatini: How to read the genome and build a human being

1,618,783 views

Readability: 3.6


Secrets, disease and beauty are all written in the human genome, the complete set of genetic instructions needed to build a human being. Now, as scientist and entrepreneur Riccardo Sabatini shows us, we have the power to read this complex code, predicting things like height, eye color, age and even facial structure -- all from a vial of blood. And soon, Sabatini says, our new understanding of the genome will allow us to personalize treatments for diseases like cancer. We have the power to change life as we know it. How will we use it?

Michael Metcalfe: A provocative way to finance the fight against climate change

TED@State Street Boston

Michael Metcalfe: A provocative way to finance the fight against climate change

1,216,551 views

Readability: 5.3


Will we do whatever it takes to fight climate change? Back in 2008, following the global financial crisis, governments across the world adopted a "whatever it takes" commitment to monetary recovery, issuing $250 billion worth of international currency to stem the collapse of the economy. In this delightfully wonky talk, financial expert Michael Metcalfe suggests we can use that very same unconventional monetary tool to fund a global commitment to a green future.

Ameera Harouda: Why I put myself in danger to tell the stories of Gaza

TED2016

Ameera Harouda: Why I put myself in danger to tell the stories of Gaza

1,000,674 views

Readability: 3


When Ameera Harouda hears the sounds of bombs or shells, she heads straight towards them. "I want to be there first because these stories should be told," says Gaza's first female "fixer," a role that allows her to guide journalists into chaotic, war zone scenarios in her home country, which she still loves despite its terrible situation. Find out what motivates Harouda to give a voice to Gaza's human suffering in this unforgettable talk.

R. Luke DuBois: Insightful human portraits made from data

TED2016

R. Luke DuBois: Insightful human portraits made from data

1,290,616 views

Readability: 3.9


Artist R. Luke DuBois makes unique portraits of presidents, cities, himself and even Britney Spears using data and personality. In this talk, he shares nine projects -- from maps of the country built using information taken from millions of dating profiles to a gun that fires a blank every time a shooting is reported in New Orleans. His point: the way we use technology reflects on us and our culture, and we reduce others to data points at our own peril.

Shivani Siroya: A smart loan for people with no credit history (yet)

TED2016

Shivani Siroya: A smart loan for people with no credit history (yet)

1,533,543 views

Readability: 4.1


Trust: How do you earn it? Banks use credit scores to determine if you're trustworthy, but there are about 2.5 billion people around the world who don't have one to begin with -- and who can't get a loan to start a business, buy a home or otherwise improve their lives. Hear how TED Fellow Shivani Siroya is unlocking untapped purchasing power in the developing world with InVenture, a start-up that uses mobile data to create a financial identity. "With something as simple as a credit score," says Siroya, "we're giving people the power to build their own futures."

Chris Anderson: TED's secret to great public speaking

TED Studio

Chris Anderson: TED's secret to great public speaking

3,809,029 views

Readability: 4.3


There's no single formula for a great talk, but there is a secret ingredient that all the best ones have in common. TED curator Chris Anderson shares this secret -- along with four ways to make it work for you. Do you have what it takes to share an idea worth spreading?

Kenneth Lacovara: Hunting for dinosaurs showed me our place in the universe

TED2016

Kenneth Lacovara: Hunting for dinosaurs showed me our place in the universe

1,492,992 views

Readability: 4.3


What happens when you discover a dinosaur? Paleontologist Kenneth Lacovara details his unearthing of Dreadnoughtus -- a 77-million-year-old sauropod that was as tall as a two-story house and as heavy as a jumbo jet -- and considers how amazingly improbable it is that a tiny mammal living in the cracks of the dinosaur world could evolve into a sentient being capable of understanding these magnificent creatures. Join him in a celebration of the Earth's geological history and contemplate our place in deep time.

Aditi Gupta: A taboo-free way to talk about periods

TEDxGatewayWomen

Aditi Gupta: A taboo-free way to talk about periods

1,493,130 views

Readability: 4.5


It's true: talking about menstruation makes many people uncomfortable. And that taboo has consequences: in India, three out of every 10 girls don't even know what menstruation is at the time of their first period, and restrictive customs related to periods inflict psychological damage on young girls. Growing up with this taboo herself, Aditi Gupta knew she wanted to help girls, parents and teachers talk about periods comfortably and without shame. She shares how she did it.

Joshua Prager: Wisdom from great writers on every year of life

TEDActive 2015

Joshua Prager: Wisdom from great writers on every year of life

1,611,456 views

Readability: 3.5


As different as we humans are from one another, we all age along the same great sequence, and the shared patterns of our lives pass into the pages of the books we love. In this moving talk, journalist Joshua Prager explores the stages of life through quotations from Norman Mailer, Joyce Carol Oates, William Trevor and other great writers, set to visualizations by graphic designer Milton Glaser. "Books tell us who we've been, who we are, who we will be, too," Prager says.

Christiana Figueres: The inside story of the Paris climate agreement

TED2016

Christiana Figueres: The inside story of the Paris climate agreement

1,085,019 views

Readability: 4.4


What would you do if your job was to save the planet? When Christiana Figueres was tapped by the UN to lead the Paris climate conference (COP 21) in December 2015, she reacted the way many people would: she thought it would be impossible to bring the leaders of 195 countries into agreement on how to slow climate change. Find out how she turned her skepticism into optimism -- and helped the world achieve the most important climate agreement in history.

Mary Norris: The nit-picking glory of The New Yorker's Comma Queen

TED2016

Mary Norris: The nit-picking glory of The New Yorker's Comma Queen

1,097,509 views

Readability: 4.4


"Copy editing for The New Yorker is like playing shortstop for a Major League Baseball team -- every little movement gets picked over by the critics," says Mary Norris, who has played the position for more than thirty years. In that time, she's gotten a reputation for sternness and for being a "comma maniac," but this is unfounded, she says. Above all, her work is aimed at one thing: making authors look good. Explore The New Yorker's distinctive style with the person who knows it best in this charming talk.

Hugh Evans: What does it mean to be a citizen of the world?

TED2016

Hugh Evans: What does it mean to be a citizen of the world?

1,447,008 views

Readability: 4.5


Hugh Evans started a movement that mobilizes "global citizens," people who self-identify first and foremost not as members of a state, nation or tribe but as members of the human race. In this uplifting and personal talk, learn more about how this new understanding of our place in the world is galvanizing people to take action in the fights against extreme poverty, climate change, gender inequality and more. "These are ultimately global issues," Evans says, "and they can only be solved by global citizens demanding global solutions from their leaders."

Stephen Petranek: Your kids might live on Mars. Here's how they'll survive

TED2015

Stephen Petranek: Your kids might live on Mars. Here's how they'll survive

1,716,284 views

Readability: 3.9


It sounds like science fiction, but journalist Stephen Petranek considers it fact: within 20 years, humans will live on Mars. In this provocative talk, Petranek makes the case that humans will become a spacefaring species and describes in fascinating detail how we'll make Mars our next home. "Humans will survive no matter what happens on Earth," Petranek says. "We will never be the last of our kind."

Parag Khanna: How megacities are changing the map of the world

TED2016

Parag Khanna: How megacities are changing the map of the world

999,928 views

Readability: 5.4


"I want you to reimagine how life is organized on earth," says global strategist Parag Khanna. As our expanding cities grow ever more connected through transportation, energy and communications networks, we evolve from geography to what he calls "connectography." This emerging global network civilization holds the promise of reducing pollution and inequality -- and even overcoming geopolitical rivalries. In this talk, Khanna asks us to embrace a new maxim for the future: "Connectivity is destiny."

Adam Grant: The surprising habits of original thinkers

TED2016

Adam Grant: The surprising habits of original thinkers

7,962,493 views

Readability: 3.9


How do creative people come up with great ideas? Organizational psychologist Adam Grant studies "originals": thinkers who dream up new ideas and take action to put them into the world. In this talk, learn three unexpected habits of originals -- including embracing failure. "The greatest originals are the ones who fail the most, because they're the ones who try the most," Grant says. "You need a lot of bad ideas in order to get a few good ones."

Juan Enriquez: We can reprogram life. How to do it wisely

TED Talks Live

Juan Enriquez: We can reprogram life. How to do it wisely

2,020,515 views

Readability: 4


For four billion years, what lived and died on Earth depended on two principles: natural selection and random mutation. Then humans came along and changed everything — hybridizing plants, breeding animals, altering the environment and even purposefully evolving ourselves. Juan Enriquez provides five guidelines for a future where this ability to program life rapidly accelerates. "This is the single most exciting adventure human beings have been on," Enriquez says. "This is the single greatest superpower humans have ever had."

Dan Gross: Why gun violence can't be our new normal

TED2016

Dan Gross: Why gun violence can't be our new normal

1,195,359 views

Readability: 4.1


It doesn't matter whether you love or hate guns; it's obvious that the US would be a safer place if there weren't thousands of them sold every day without background checks. Dan Gross, president of the Brady Campaign to Prevent Gun Violence, makes a passionate, personal appeal for something that more than 90 percent of Americans want: background checks for all gun sales. "For every great movement around the world, there's a moment where you can look back and say, 'That's when things really started to change,'" Gross says. "For the movement to end gun violence in America, that moment is here."

Lisa Nip: How humans could evolve to survive in space

TEDxBeaconStreet

Lisa Nip: How humans could evolve to survive in space

1,580,913 views

Readability: 5.1


If we hope to one day leave Earth and explore the universe, our bodies are going to have to get a lot better at surviving the harsh conditions of space. Using synthetic biology, Lisa Nip hopes to harness special powers from microbes on Earth -- such as the ability to withstand radiation -- to make humans more fit for exploring space. "We're approaching a time during which we'll have the capacity to decide our own genetic destiny," Nip says. "Augmenting the human body with new abilities is no longer a question of how, but of when."

Knut Haanaes: Two reasons companies fail -- and how to avoid them

TED@BCG London

Knut Haanaes: Two reasons companies fail -- and how to avoid them

1,888,592 views

Readability: 3.8


Is it possible to run a company and reinvent it at the same time? For business strategist Knut Haanaes, the ability to innovate after becoming successful is the mark of a great organization. He shares insights on how to strike a balance between perfecting what we already know and exploring totally new ideas -- and lays out how to avoid two major strategy traps.

Carol Fishman Cohen: How to get back to work after a career break

TEDxBeaconStreet

Carol Fishman Cohen: How to get back to work after a career break

1,663,494 views

Readability: 4.5


If you've taken a career break and are now looking to return to the workforce, would you consider taking an internship? Career reentry expert Carol Fishman Cohen thinks you should. In this talk, hear about Cohen's own experience returning to work after a career break, her work championing the success of "relaunchers" and how employers are changing how they engage with return-to-work talent.