TEDxMIA
Scott Rickard set out to engineer the ugliest possible piece of music, devoid of repetition, using a mathematical concept known as the Costas Array. In this surprisingly entertaining talk, he shares the math behind musical beauty ... and its opposite.
TEDSalon NY2011
We all want customized experiences and products -- but when faced with 700 options, consumers freeze up. With fascinating new research, Sheena Iyengar demonstrates how businesses (and others) can improve the experience of choosing.
TEDSalon NY2012
What does a bill like PIPA/SOPA mean to our shareable world? At the TED offices, Clay Shirky delivers a proper manifesto -- a call to defend our freedom to create, discuss, link and share, rather than passively consume.
TEDxBrussels
Cybercrime expert Mikko Hypponen talks us through three types of online attack on our privacy and data -- and only two are considered crimes. "Do we blindly trust any future government? Because any right we give away, we give away for good."
TEDGlobal 2011
What aspects of religion should atheists (respectfully) adopt? Alain de Botton suggests a "religion for atheists" -- call it Atheism 2.0 -- that incorporates religious forms and traditions to satisfy our human need for connection, ritual and transcendence.
TEDGlobal 2011
After a crisis, how can we tell if water is safe to drink? Current tests are slow and complex, and the delay can be deadly, as in the cholera outbreak after Haiti's earthquake in 2010. TED Fellow Sonaar Luthra previews his design for a simple tool that quickly tests water for safety -- the Water Canary.
TEDxBrussels
There are millions of prodigiously gifted musicians of disability around the world, and Charles Hazlewood is determined to give them a platform. Watch the debut performance of the British Paraorchestra.
TEDxYYC
Kirk Sorensen shows us the liquid fuel thorium reactor -- a way to produce energy that is safer, cleaner and more efficient than current nuclear power.
TEDxWomen 2011
Inspired by Aung San Suu Kyi's call to action, "If you're feeling helpless, help someone," Morley composed this song. She sings it at TEDxWomen in her gorgeous, warm voice.
TEDxSydney
We have no ways to directly observe molecules and what they do -- but Drew Berry wants to change that. He demos his scientifically accurate (and entertaining!) animations that help researchers see unseeable processes within our own cells.
TEDxRC2
In politics, it seems counterintuitive to engage in dialogue with violent groups, with radicals and terrorists, and with the states that support them. But Jonas Gahr Støre, the foreign minister of Norway, makes a compelling case for open discussion, even when our values diverge.
TEDxWomen 2011
In 2011 three young women swept the top prizes of the first Google Science Fair. Lauren Hodge, Shree Bose and Naomi Shah describe their extraordinary projects -- and their route to a passion for science.
TEDxMidAtlantic
Like all of us, economist Tyler Cowen loves a good story. But in this intriguing talk, he asks us to step away from thinking of our lives -- and our messy, complicated irrational world -- in terms of a simple narrative.
TEDxBoston 2011
How do you measure a nebula? With a brain scan. In this talk, TED Fellow Michelle Borkin shows why collaboration between doctors and astronomers can lead to surprising discoveries.
TEDxTC
We don't just need better laws -- we need better culture. Nate Garvis asks: What can we do to create an environment in which powerful institutions are used for the common good?
TEDxZurich 2011
Sebastian Wernicke thinks every TED Talk can be summarized in six words. In this talk, he shows how to do just that -- and less.
TEDxBrussels
Paddy Ashdown believes we are living in a moment in history where power is changing in ways it never has before. In a spellbinding talk he outlines the three major global shifts that he sees coming.
TEDxWomen 2011
Within this generation, an extra 30 years have been added to our life expectancy -- and these years aren't just a footnote. Jane Fonda asks how we can re-imagine this new phase of our lives.
TEDMED 2011
For a full year, AJ Jacobs followed every piece of health advice he could -- from applying sunscreen by the shot glass to wearing a bicycle helmet while shopping. Onstage at TEDMED, he shares the surprising things he learned.
TEDxRC2
Alberto Cairo's clinics in Afghanistan used to close down during active fighting. Now, they stay open. In this powerful talk, Cairo tells the moving story of why -- and how he found humanity and dignity in the midst of war.
TEDSalon NY2011
Every day, we make decisions that have good or bad consequences for our future selves. (Can I skip flossing just this one time?) Daniel Goldstein makes tools that help us imagine ourselves over time, so that we make smart choices for Future Us.
TEDMED 2011
At TEDMED, Sheila Nirenberg shows a bold way to create sight in people with certain kinds of blindness: by hooking into the optic nerve and sending signals from a camera direct to the brain.
TED2011
Every morning we wake up and regain consciousness -- that is a marvelous fact -- but what exactly is it that we regain? Neuroscientist Antonio Damasio uses this simple question to give us a glimpse into how our brains create our sense of self.
TEDxCanberra
Sad but true: Many of the cures and vaccines our world desperately needs -- for illnesses millions of people have -- just aren't being produced or developed, because there's no financial incentive. Thomas Pogge proposes a $6 billion plan to revolutionize the way medications are developed and sold.
TEDxDirigo
A vegetable garden can do more than save you money -- it can save the world. In this talk, Roger Doiron shows how gardens can re-localize our food and feed our growing population.
TEDxDU 2011
When Ramona Pierson was 22, she was hit by a drunk driver and spent 18 months in a coma. In this talk, she tells the remarkable story of her recovery -- drawing on the collective skills and wisdom of a senior citizens' home.
TED2011
Homaro Cantu and Ben Roche come from Moto, a Chicago restaurant that plays with new ways to cook and eat food. But beyond the fun and flavor-tripping, there's a serious intent: Can we use new food technology for good?
TEDGlobal 2011
Every day, we use materials from the earth without thinking, for free. But what if we had to pay for their true value: would it make us more careful about what we use and what we waste? Think of Pavan Sukhdev as nature's banker -- assessing the value of the Earth's assets. Eye-opening charts will make you think differently about the cost of air, water, trees ...
TEDMED 2011
Surgeons are taught from textbooks which conveniently color-code the types of tissues, but that's not what it looks like in real life -- until now. At TEDMED Quyen Nguyen demonstrates how a molecular marker can make tumors light up in neon green, showing surgeons exactly where to cut.
TEDGlobal 2011
Photographer Monika Bulaj shares powerful, intimate images of Afghanistan -- of home life, of ritual, of men and women. Behind the headlines, what does the world truly know about this place?
