TEDTalks (video)
Why the only future worth building includes everyone | His Holiness Pope Francis
April 25th, 2017, 08:33 AM
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."
Science in service to the public good | Siddhartha Roy
April 25th, 2017, 08:33 AM
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.
How fake news does real harm | Stephanie Busari
April 24th, 2017, 08:33 AM
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.
How I learned to read -- and trade stocks -- in prison | Curtis "Wall Street" Carroll
April 21st, 2017, 08:33 AM
Financial literacy isn't a skill -- it's a lifestyle. Take it from Curtis "Wall Street" Carroll. As an incarcerated individual, Caroll knows the power of a dollar. While in prison, he taught himself how to read and trade stocks, and now he shares a simple, powerful message: we all need to be more savvy with our money.
A doctor's case for medical marijuana | David Casarett
April 20th, 2017, 08:33 AM
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.
A video game to cope with grief | Amy Green
April 19th, 2017, 08:33 AM
When Amy Green's young son was diagnosed with a rare brain tumor, she made up a bedtime story for his siblings to teach them about cancer. What resulted was a video game, "That Dragon, Cancer," which takes players on a journey they can't win. In this beautiful talk about coping with loss, Green brings joy and play to tragedy. "We made a game that's hard to play," she says, "because the hardest moments of our lives change us more than any goal we could ever accomplish."
How radio telescopes show us unseen galaxies | Natasha Hurley-Walker
April 18th, 2017, 08:33 AM
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.
How do you build a sacred space? | Siamak Hariri
April 17th, 2017, 08:33 AM
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.
We should all be feminists | Chimamanda Ngozi Adichie
April 14th, 2017, 08:33 AM
We teach girls that they can have ambition, but not too much ... to be successful, but not too successful, or they'll threaten men, says author Chimamanda Ngozi Adichie. In this classic talk that started a worldwide conversation about feminism, Adichie asks that we begin to dream about and plan for a different, fairer world -- of happier men and women who are truer to themselves.
A simple birth kit for mothers in the developing world | Zubaida Bai
April 13th, 2017, 08:33 AM
TED Fellow Zubaida Bai works with medical professionals, midwives and mothers to bring dignity and low-cost interventions to women's health care. In this quick, inspiring talk, she presents her clean birth kit in a purse, which contains everything a new mother needs for a hygienic birth and a healthy delivery -- no matter where in the world (or how far from a medical clinic) she might be.
An intergalactic guide to using a defibrillator | Todd Scott
April 12th, 2017, 08:33 AM
If Yoda goes into cardiac arrest, will you know what to do? Artist and first-aid enthusiast Todd Scott breaks down what you need to know about using an automated external defibrillator, or AED -- in this galaxy and ones that are far, far away. Prepare to save the life of a Jedi, Chewbacca (he'll need a quick shave first) or someone else in need with some helpful pointers.
In praise of conflict | Jonathan Marks
April 11th, 2017, 08:33 AM
Conflict is bad; compromise, consensus and collaboration are good -- or so we're told. Lawyer and bioethicist Jonathan Marks challenges this conventional wisdom, showing how governments can jeopardize public health, human rights and the environment when they partner with industry. An important, timely reminder that common good and common ground are not the same thing.
3 ways to plan for the (very) long term | Ari Wallach
April 10th, 2017, 08:33 AM
We increasingly make decisions based on short-term goals and gains -- an approach that makes the future more uncertain and less safe. How can we learn to think about and plan for a better future in the long term ... like, grandchildren-scale long term? Ari Wallach shares three tactics for thinking beyond the immediate.
How we can find ourselves in data | Giorgia Lupi
April 7th, 2017, 08:33 AM
Giorgia Lupi uses data to tell human stories, adding nuance to numbers. In this charming talk, she shares how we can bring personality to data, visualizing even the mundane details of our daily lives and transforming the abstract and uncountable into something that can be seen, felt and directly reconnected to our lives.
How racism makes us sick | David R. Williams
April 6th, 2017, 08:33 AM
Why does race matter so profoundly for health? David R. Williams developed a scale to measure the impact of discrimination on well-being, going beyond traditional measures like income and education to reveal how factors like implicit bias, residential segregation and negative stereotypes create and sustain inequality. In this eye-opening talk, Williams presents evidence for how racism is producing a rigged system -- and offers hopeful examples of programs across the US that are working to dismantle discrimination.
The conversation we're not having about digital child abuse | Sebastián Bortnik
April 5th, 2017, 08:33 AM
We need to talk to kids about the risks they face online, says information security expert Sebastián Bortnik. In this talk, Bortnik discusses the issue of "grooming" -- the sexual predation of children by adults on the internet -- and outlines the conversations we need to start having about technology to keep our kids safe. (In Spanish with English subtitles)
How to take a picture of a black hole | Katie Bouman
April 4th, 2017, 08:33 AM
At the heart of the Milky Way, there's a supermassive black hole that feeds off a spinning disk of hot gas, sucking up anything that ventures too close -- even light. We can't see it, but its event horizon casts a shadow, and an image of that shadow could help answer some important questions about the universe. Scientists used to think that making such an image would require a telescope the size of Earth -- until Katie Bouman and a team of astronomers came up with a clever alternative. Bouman explains how we can take a picture of the ultimate dark using the Event Horizon Telescope.
Political common ground in a polarized United States | Gretchen Carlson, David Brooks
April 3rd, 2017, 08:33 AM
How can we bridge the gap between left and right to have a wiser, more connected political conversation? Journalist Gretchen Carlson and op-ed columnist David Brooks share insights on the tensions at the heart of American politics today -- and where we can find common ground. Followed by a rousing performance of "America the Beautiful" by Vy Higginsen's Gospel Choir of Harlem.
Know your worth, and then ask for it | Casey Brown
April 3rd, 2017, 08:33 AM
Your boss probably isn't paying you what you're worth -- instead, they're paying you what they think you're worth. Take the time to learn how to shape their thinking. Pricing consultant Casey Brown shares helpful stories and learnings that can help you better communicate your value and get paid for your excellence.
A young poet tells the story of Darfur | Emtithal Mahmoud
March 31st, 2017, 08:33 AM
Emtithal "Emi" Mahmoud writes poetry of resilience, confronting her experience of escaping the genocide in Darfur in verse. She shares two stirring original poems about refugees, family, joy and sorrow, asking, "Will you witness me?"
"Music for Wood and Strings" | Sō Percussion
March 31st, 2017, 08:33 AM
Sō Percussion creates adventurous compositions with new, unconventional instruments. Performing "Music for Wood and Strings" by Bryce Dessner of The National, the quartet plays custom-made dulcimer-like instruments that combine the sound of an electric guitar with the percussionist's toolkit to create a hypnotic effect.
How early life experience is written into DNA | Moshe Szyf
March 30th, 2017, 08:33 AM
Moshe Szyf is a pioneer in the field of epigenetics, the study of how living things reprogram their genome in response to social factors like stress and lack of food. His research suggests that biochemical signals passed from mothers to offspring tell the child what kind of world they're going to live in, changing the expression of genes. "DNA isn't just a sequence of letters; it's not just a script." Szyf says. "DNA is a dynamic movie in which our experiences are being written."
Addiction is a disease. We should treat it like one | Michael Botticelli
March 29th, 2017, 08:33 AM
Only one in nine people in the United States gets the care and treatment they need for addiction and substance abuse. A former Director of National Drug Control Policy, Michael Botticelli is working to end this epidemic and treat people with addictions with kindness, compassion and fairness. In a personal, thoughtful talk, he encourages the millions of Americans in recovery today to make their voices heard and confront the stigma associated with substance use disorders.
What we don't know about mother's milk | Katie Hinde
March 28th, 2017, 08:33 AM
Breast milk grows babies' bodies, fuels neurodevelopment, provides essential immunofactors and safeguards against famine and disease -- why, then, does science know more about tomatoes than mother's milk? Katie Hinde shares insights into this complex, life-giving substance and discusses the major gaps scientific research still needs to fill so we can better understand it.
A young inventor's plan to recycle Styrofoam | Ashton Cofer
March 27th, 2017, 08:33 AM
From packing peanuts to disposable coffee cups, each year the US alone produces some two billion pounds of Styrofoam -- none of which can be recycled. Frustrated by this waste of resources and landfill space, Ashton Cofer and his science fair teammates developed a heating treatment to break down used Styrofoam into something useful. Check out their original design, which won both the FIRST LEGO League Global Innovation Award and the Scientific American Innovator Award from Google Science Fair.
3 ways to spot a bad statistic | Mona Chalabi
March 24th, 2017, 08:33 AM
Sometimes it's hard to know what statistics are worthy of trust. But we shouldn't count out stats altogether ... instead, we should learn to look behind them. In this delightful, hilarious talk, data journalist Mona Chalabi shares handy tips to help question, interpret and truly understand what the numbers are saying.
Who would the rest of the world vote for in your country's election? | Simon Anholt
March 23rd, 2017, 08:33 AM
Wish you could vote in another country's election? Simon Anholt unveils the Global Vote, an online platform that lets anybody, anywhere in the world, "vote" in the election of any country on earth (with surprising results).
Why civilians suffer more once a war is over | Margaret Bourdeaux
March 22nd, 2017, 08:33 AM
In a war, it turns out that violence isn't the biggest killer of civilians. What is? Illness, hunger, poverty -- because war destroys the institutions that keep society running, like utilities, banks, food systems and hospitals. Physician Margaret Bourdeaux proposes a bold approach to post-conflict recovery, setting priorities on what to fix first
Asking for help is a strength, not a weakness | Michele L. Sullivan
March 21st, 2017, 08:33 AM
We all go through challenges -- some you can see, most you can't, says Michele L. Sullivan. In a talk about perspective, Sullivan shares stories full of wit and wisdom and reminds us that we're all part of each other's support systems. "The only shoes you can walk in are your own," she says. "With compassion, courage and understanding, we can walk together, side by side."
Lifelike simulations that make real-life surgery safer | Peter Weinstock
March 20th, 2017, 08:33 AM
Critical care doctor Peter Weinstock shows how surgical teams are using a blend of Hollywood special effects and 3D printing to create amazingly lifelike reproductions of real patients -- so they can practice risky surgeries ahead of time. Think: "Operate twice, cut once." Glimpse the future of surgery in this forward-thinking talk.
Inside America's dead shopping malls | Dan Bell
March 17th, 2017, 08:33 AM
What happens when a mall falls into ruin? Filmmaker Dan Bell guides us through abandoned monoliths of merchandise, providing a surprisingly funny and lyrical commentary on consumerism, youth culture and the inspiration we can find in decay.
"Turceasca" | Silk Road Ensemble
March 17th, 2017, 08:33 AM
Grammy-winning Silk Road Ensemble display their eclectic convergence of violin, clarinet, bass, drums and more in this energetic rendition of the traditional Roma tune, "Turceasca."
Should we simplify spelling? | Karina Galperin
March 16th, 2017, 08:33 AM
How much energy and brain power do we devote to learning how to spell? Language evolves over time, and with it the way we spell -- is it worth it to spend so much time memorizing rules that are filled with endless exceptions? Literary scholar Karina Galperin suggests that it may be time for an update in the way we think about and record language. (In Spanish with English subtitles.)
What young women believe about their own sexual pleasure | Peggy Orenstein
March 15th, 2017, 08:33 AM
Why do girls feel empowered to engage in sexual activity but not to enjoy it? For three years, author Peggy Orenstein interviewed girls ages 15 to 20 about their attitudes toward and experiences of sex. She discusses the pleasure that's largely missing from their sexual encounters and calls on us to close the "orgasm gap" by talking candidly with our girls from an early age about sex, bodies, pleasure and intimacy.
Adventures of an asteroid hunter | Carrie Nugent
March 14th, 2017, 08:33 AM
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.
A burial practice that nourishes the planet | Caitlin Doughty
March 13th, 2017, 08:33 AM
Here's a question we all have to answer sooner or later: What do you want to happen to your body when you die? Funeral director Caitlin Doughty explores new ways to prepare us for inevitable mortality. In this thoughtful talk, learn more about ideas for burial (like "recomposting" and "conservation burial") that return our bodies back to the earth in an eco-friendly, humble and self-aware way.
Beautiful new words to describe obscure emotions | John Koenig
March 10th, 2017, 08:33 AM
John Koenig loves finding words that express our unarticulated feelings -- like "lachesism," the hunger for disaster, and "sonder," the realization that everyone else's lives are as complex and unknowable as our own. Here, he meditates on the meaning we assign to words and how these meanings latch onto us.
How I'm fighting bias in algorithms | Joy Buolamwini
March 9th, 2017, 08:33 AM
MIT grad student Joy Buolamwini was working with facial analysis software when she noticed a problem: the software didn't detect her face -- because the people who coded the algorithm hadn't taught it to identify a broad range of skin tones and facial structures. Now she's on a mission to fight bias in machine learning, a phenomenon she calls the "coded gaze." It's an eye-opening talk about the need for accountability in coding ... as algorithms take over more and more aspects of our lives.
Why women should tell the stories of humanity | Jude Kelly
March 8th, 2017, 08:33 AM
For many centuries (and for many reasons) critically acclaimed creative genius has generally come from a male perspective. As theater director Jude Kelly points out in this passionately reasoned talk, that skew affects how we interpret even non-fictional women's stories and rights. She thinks there's a more useful, more inclusive way to look at the world, and she calls on artists -- women and men -- to paint, draw, write about, film and imagine a gender-equal society.
To raise brave girls, encourage adventure | Caroline Paul
March 7th, 2017, 08:33 AM
Gutsy girls skateboard, climb trees, clamber around, fall down, scrape their knees, get right back up -- and grow up to be brave women. Learn how to spark a little productive risk-taking and raise confident girls with stories and advice from firefighter, paraglider and all-around adventurer Caroline Paul.
I grew up in the Westboro Baptist Church. Here's why I left | Megan Phelps-Roper
March 6th, 2017, 08:33 AM
What's it like to grow up within a group of people who exult in demonizing ... everyone else? Megan Phelps-Roper shares details of life inside America's most controversial church and describes how conversations on Twitter were key to her decision to leave it. In this extraordinary talk, she shares her personal experience of extreme polarization, along with some sharp ways we can learn to successfully engage across ideological lines.
A scientific approach to the paranormal | Carrie Poppy
March 3rd, 2017, 08:33 AM
What's haunting Carrie Poppy? Is it ghosts or something worse? In this talk, the investigative journalist narrates her encounter with a spooky feeling you'll want to warn your friends about and explains why we need science to deal with paranormal activity.
"Rollercoaster" | Sara Ramirez
March 3rd, 2017, 08:33 AM
Singer, songwriter and actress Sara Ramirez is a woman of many talents. Joined by Michael Pemberton on guitar, Ramirez sings of opportunity, wisdom and the highs and lows of life in this live performance of her song, "Rollercoaster."
Stories from a home for terminally ill children | Kathy Hull
March 2nd, 2017, 08:33 AM
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 heartbreaking loss.
What I learned from 2,000 obituaries | Lux Narayan
March 1st, 2017, 08:33 AM
Lux Narayan starts his day with scrambled eggs and the question: "Who died today?" Why? By analyzing 2,000 New York Times obituaries over a 20-month period, Narayan gleaned, in just a few words, what achievement looks like over a lifetime. Here he shares what those immortalized in print can teach us about a life well lived.
This app makes it fun to pick up litter | Jeff Kirschner
February 28th, 2017, 08:33 AM
The earth is a big place to keep clean. With Litterati -- an app for users to identify, collect and geotag the world's litter -- TED Resident Jeff Kirschner has created a community that's crowdsource-cleaning the planet. After tracking trash in more than 100 countries, Kirschner hopes to use the data he's collected to work with brands and organizations to stop litter before it reaches the ground.
Smelfies, and other experiments in synthetic biology | Ani Liu
February 27th, 2017, 08:33 AM
What if you could take a smell selfie, a smelfie? What if you had a lipstick that caused plants to grow where you kiss? Ani Liu explores the intersection of technology and sensory perception, and her work is wedged somewhere between science, design and art. In this swift, smart talk, she shares dreams, wonderings and experiments, asking: What happens when science fiction becomes science fact?