Arunachalam Muruganantham: How I started a sanitary napkin revolution!

TED@Bangalore

Arunachalam Muruganantham: How I started a sanitary napkin revolution!


When he realized his wife had to choose between buying family meals and buying her monthly "supplies," Arunachalam Muruganantham vowed to help her solve the problem of the sanitary pad. His research got very very personal -- and led him to a powerful business model. (Filmed in Bangalore as part of the TED Global Talent Search.)

Julie Burstein: 4 lessons in creativity

TED2012

Julie Burstein: 4 lessons in creativity


Radio host Julie Burstein talks with creative people for a living -- and shares four lessons about how to create in the face of challenge, self-doubt and loss. Hear insights from filmmaker Mira Nair, writer Richard Ford, sculptor Richard Serra and photographer Joel Meyerowitz.

Jeff Hancock: The future of lying

TEDxWinnipeg

Jeff Hancock: The future of lying


Who hasn’t sent a text message saying “I’m on my way” when it wasn’t true or fudged the truth a touch in their online dating profile? But Jeff Hancock doesn’t believe that the anonymity of the internet encourages dishonesty. In fact, he says the searchability and permanence of information online may even keep us honest.

Ludwick Marishane: A bath without water

TED@Johannesburg

Ludwick Marishane: A bath without water


If you had to walk a mile for a jug of water every day, as millions of people do, it's unlikely you'd use that precious water to bathe. Young entrepreneur Ludwick Marishane tells the amazing, funny story of how he invented a cheap, clean and convenient solution: DryBath, the world’s first bath-substituting lotion.

Munir Virani: Why I love vultures

TED@Nairobi

Munir Virani: Why I love vultures


As natural garbage collectors, vultures are vital to our ecosystem -- so why all the bad press? Why are so many in danger of extinction? Raptor biologist Munir Virani says we need to pay more attention to these unique and misunderstood creatures, to change our perception and save the vultures.

Leah Buechley: How to "sketch" with electronics

TEDYouth 2011

Leah Buechley: How to "sketch" with electronics


Designing electronics is generally cumbersome and expensive -- or was, until Leah Buechley and her team at MIT developed tools to treat electronics just like paper and pen. In this talk from TEDYouth 2011, Buechley shows some of her charming designs, like a paper piano you can sketch and then play.

Jake Wood: A new mission for veterans -- disaster relief

TEDxSanDiego

Jake Wood: A new mission for veterans -- disaster relief


After months or years fighting overseas, 92 percent of American veterans say they want to continue their service; meanwhile, one after another, natural disasters continue to wreak havoc worldwide. What do these two challenges have in common? Team Rubicon co-founder Jake Wood gives a moving talk on how veterans can effectively contribute to disaster relief responses -- and in the process, regain purpose, community and self-worth.

Matt Killingsworth: Want to be happier? Stay in the moment

TEDxCambridge

Matt Killingsworth: Want to be happier? Stay in the moment


When are humans most happy? To gather data on this question, Matt Killingsworth built an app, Track Your Happiness, that let people report their feelings in real time. Among the surprising results: We're often happiest when we're lost in the moment. And the flip side: The more our mind wanders, the less happy we can be. (Filmed at TEDxCambridge.)

Adam Garone: Healthier men, one moustache at a time

TEDxToronto 2011

Adam Garone: Healthier men, one moustache at a time


Adam Garone has an impressive moustache, and it's for a good cause. A co-founder of Movember, Garone's initiative to raise awareness for men's health -- by having men grow out their moustaches every November -- began as a dare in a bar in 2003. Now, it's a worldwide movement that raised $126 million for prostate cancer research last year. 

Emma Teeling: The secret of the bat genome

TEDxDublin

Emma Teeling: The secret of the bat genome


In Western society, bats are often characterized as creepy, even evil. Zoologist Emma Teeling encourages us to rethink our attitude toward bats, whose unique and fascinating biology gives us insight into our own genetic makeup. (Filmed at TEDxDublin.)

Gary Greenberg: The beautiful nano details of our world

TEDxMaui

Gary Greenberg: The beautiful nano details of our world


When photographed under a 3D microscope, grains of sand appear like colorful pieces of candy and the stamens in a flower become like fantastical spires at an amusement park. Gary Greenberg reveals the thrilling details of the micro world.

Hannah Brencher: Love letters to strangers

TED@New York

Hannah Brencher: Love letters to strangers


Hannah Brencher's mother always wrote her letters. So when she felt herself bottom into depression after college, she did what felt natural -- she wrote love letters and left them for strangers to find. The act has become a global initiative, The World Needs More Love Letters, which rushes handwritten letters to those in need of a boost.

Marco Tempest: A cyber-magic card trick like no other

TEDGlobal 2012

Marco Tempest: A cyber-magic card trick like no other


The suits, numbers and colors in a deck of cards correspond to the seasons, moon cycles and calendar. Marco Tempest straps on augmented reality goggles and does a card trick like you’ve never seen before, weaving a lyrical tale as he deals. (This version fixes a glitch in the original performance, but is otherwise exactly as seen live by the TEDGlobal audience, including the dazzling augmented reality effects.)

Georgette Mulheir: The tragedy of orphanages

TEDSalon London Spring 2012

Georgette Mulheir: The tragedy of orphanages


Orphanages are costly and can cause irreparable damage both mentally and physically for its charges -- so why are they still so ubiquitous? Georgette Mulheir gravely describes the tragedy of orphanages and urges us to end our reliance on them, by finding alternate ways of supporting children in need.

Sanjay Pradhan: How open data is changing international aid

TEDGlobal 2012

Sanjay Pradhan: How open data is changing international aid


How do we make sure that development and aid money actually goes to the people who most need it? Sanjay Pradhan of the World Bank Institute lays out three guidelines to help relief efforts make the most impact -- while curbing corruption. One key: connecting the players who are working to change broken systems with the data they need.

Doris Kim Sung: Metal that breathes

TEDxUSC

Doris Kim Sung: Metal that breathes


Modern buildings with floor-to-ceiling windows give spectacular views, but they require a lot of energy to cool. Doris Kim Sung works with thermo-bimetals, smart materials that act more like human skin, dynamically and responsively, and can shade a room from sun and self-ventilate.

David Pizarro: The strange politics of disgust

TEDxEast

David Pizarro: The strange politics of disgust


What does a disgusting image have to do with how you vote? Equipped with surveys and experiments, psychologist David Pizarro demonstrates a correlation between sensitivity to disgusting cues -- a photo of feces, an unpleasant odor -- and moral and political conservatism. (Filmed at TEDxEast.)

Lemn Sissay: A child of the state

TEDxHousesOfParliament

Lemn Sissay: A child of the state


Literature has long been fascinated with fostered, adopted and orphaned children, from Moses to Cinderella to Oliver Twist to Harry Potter. So why do many parentless children feel compelled to hide their pasts? Poet and playwright Lemn Sissay tells his own moving story. (Filmed at TEDxHousesofParliament.)

Rory Stewart: Why democracy matters

TEDxHousesOfParliament

Rory Stewart: Why democracy matters


The public is losing faith in democracy, says British MP Rory Stewart. Iraq and Afghanistan’s new democracies are deeply corrupt; meanwhile, 84 percent of people in Britain say politics is broken. In this important talk, Stewart sounds a call to action to rebuild democracy, starting with recognizing why democracy is important -- not as a tool, but as an ideal.

Heather Brooke: My battle to expose government corruption

TEDGlobal 2012

Heather Brooke: My battle to expose government corruption


Our leaders need to be held accountable, says journalist Heather Brooke. And she should know: Brooke uncovered the British Parliamentary financial expenses that led to a major political scandal in 2009. She urges us to ask our leaders questions through platforms like Freedom of Information requests -- and to finally get some answers.

Pankaj Ghemawat: Actually, the world isn't flat

TEDGlobal 2012

Pankaj Ghemawat: Actually, the world isn't flat


It may seem that we're living in a borderless world where ideas, goods and people flow freely from nation to nation. We're not even close, says Pankaj Ghemawat. With great data (and an eye-opening survey), he argues that there's a delta between perception and reality in a world that's maybe not so hyperconnected after all.

Melissa Marshall: Talk nerdy to me

TEDGlobal 2012

Melissa Marshall: Talk nerdy to me


Melissa Marshall brings a message to all scientists (from non-scientists): We're fascinated by what you're doing. So tell us about it -- in a way we can understand. In just 4 minutes, she shares powerful tips on presenting complex scientific ideas to a general audience.

Tim Leberecht: 3 ways to (usefully) lose control of your brand

TEDGlobal 2012

Tim Leberecht: 3 ways to (usefully) lose control of your brand


The days are past (if they ever existed) when a person, company or brand could tightly control their reputation -- online chatter and spin mean that if you're relevant, there's a constant, free-form conversation happening about you that you have no control over. Tim Leberecht offers three big ideas about accepting that loss of control, even designing for it -- and using it as an impetus to recommit to your values.

Maurizio Seracini: The secret lives of paintings

TEDGlobal 2012

Maurizio Seracini: The secret lives of paintings


Art history is far from set in stone. Engineer Maurizio Seracini spent 30 years searching for Leonardo da Vinci’s lost fresco “The Battle of Anghiari,” and in the process discovered that many paintings have layers of history hidden underneath. Should they be part of the viewing experience too?

Beau Lotto + Amy O'Toole: Science is for everyone, kids included

TEDGlobal 2012

Beau Lotto + Amy O'Toole: Science is for everyone, kids included


What do science and play have in common? Neuroscientist Beau Lotto thinks all people (kids included) should participate in science and, through the process of discovery, change perceptions. He's seconded by 12-year-old Amy O'Toole, who, along with 25 of her classmates, published the first peer-reviewed article by schoolchildren, about the Blackawton bees project. It starts: "Once upon a time ... "

Jason McCue: Terrorism is a failed brand

TEDGlobal 2012

Jason McCue: Terrorism is a failed brand


In this gripping talk, lawyer Jason McCue urges for a new way to attack terrorism, to weaken its credibility with those who are buying the product -- the recruits. He shares stories of real cases where he and other activists used this approach to engage and create change.

John Wilbanks: Let's pool our medical data

TEDGlobal 2012

John Wilbanks: Let's pool our medical data


When you're getting medical treatment, or taking part in medical testing, privacy is important; strict laws limit what researchers can see and know about you. But what if your medical data could be used -- anonymously -- by anyone seeking to test a hypothesis? John Wilbanks wonders if the desire to protect our privacy is slowing research, and if opening up medical data could lead to a wave of health care innovation.

Ruby Wax: What's so funny about mental illness?

TEDGlobal 2012

Ruby Wax: What's so funny about mental illness?


Diseases of the body garner sympathy, says comedian Ruby Wax -- except those of the brain. Why is that? With dazzling energy and humor, Wax, diagnosed a decade ago with clinical depression, urges us to put an end to the stigma of mental illness.

Vicki Arroyo: Let's prepare for our new climate

TEDGlobal 2012

Vicki Arroyo: Let's prepare for our new climate


As Vicki Arroyo says, it's time to prepare our homes and cities for our changing climate, with its increased risk of flooding, drought and uncertainty. She illustrates this inspiring talk with bold projects from cities all over the world -- local examples of thinking ahead.