At the 2008 EG conference, famed puzzle designer Scott Kim takes us inside the puzzle-maker's frame of mind. Sampling his career's work, he introduces a few of the most popular types, and shares the fascinations that inspired some of his best.
Sunitha Krishnan has dedicated her life to rescuing women and children from sex slavery, a multimilion-dollar global market. In this courageous talk, she tells three powerful stories, as well as her own, and calls for a more humane approach to helping these young victims rebuild their lives.
With wisdom and wit, Anupam Mishra talks about the amazing feats of engineering built centuries ago by the people of India's Golden Desert to harvest water. These ancient aqueducts and stepwells are still used today -- and are often superior to modern water megaprojects.
With new data from the Keck telescopes, Andrea Ghez shows how state-of-the-art adaptive optics are helping astronomers understand our universe's most mysterious objects: black holes. She shares evidence that a supermassive black hole may be lurking at the center of the Milky Way.
Can the interests of an individual nation be reconciled with humanity's greater good? Can a patriotic, nationally elected politician really give people in other countries equal consideration? Following his TEDTalk calling for a global ethic, UK Prime Minister Gordon Brown fields questions from TED Curator Chris Anderson.
Rob Hopkins reminds us that the oil our world depends on is steadily running out. He proposes a unique solution to this problem -- the Transition response, where we prepare ourselves for life without oil and sacrifice our luxuries to build systems and communities that are completely independent of fossil fuels.
Hans Rosling was a young guest student in India when he first realized that Asia had all the capacities to reclaim its place as the world's dominant economic force. At TEDIndia, he graphs global economic growth since 1858 and predicts the exact date that India and China will outstrip the US.
Rather than demo another new technology, Tom Wujec reaches back to one of our earliest but most ingenious devices -- the astrolabe. With thousands of uses, from telling time to mapping the night sky, this old tech reminds us that the ancient can be as brilliant as the brand-new.
Naming science as his chief inspiration, Mathieu Lehanneur shows a selection of his ingenious designs -- an interactive noise-neutralizing ball, an antibiotic course in one layered pill, asthma treatment that reminds kids to take it, a living air filter, a living-room fish farm and more.
India is fast becoming a superpower, says Shashi Tharoor -- not just through trade and politics, but through "soft" power, its ability to share its culture with the world through food, music, technology, Bollywood. He argues that in the long run it's not the size of the army that matters as much as a country's ability to influence the world's hearts and minds.
At TEDIndia, Mallika Sarabhai, a dancer/actor/politician, tells a
transformative story in dance -- and argues that the arts may be the
most powerful way to effect change, whether political, social or
Devdutt Pattanaik takes an eye-opening look at the myths of India and of the West -- and shows how these two fundamentally different sets of beliefs about God, death and heaven help us consistently misunderstand one another.
At TEDIndia, Pranav Mistry demos several tools that help the physical world interact with the world of data -- including a deep look at his SixthSense device and a new, paradigm-shifting paper "laptop." In an onstage Q&A, Mistry says he'll open-source the software behind SixthSense, to open its possibilities to all.
Cynthia Schneider looks at two international "American Idol"-style shows -- one in Afghanistan, and one in the United Arab Emirates -- and shows the surprising effect that these reality-TV competitions are creating in their societies.
In 4 minutes, atmospheric chemist Rachel Pike provides a glimpse of the massive scientific effort behind the bold headlines on climate change, with her team -- one of thousands who contributed -- taking a risky flight over the rainforest in pursuit of data on a key molecule.
At TEDGlobal U, Cameron Sinclair shows the unreported cost of real estate megaprojects gone bust: thousands of migrant construction laborers left stranded and penniless. To his fellow architects, he says there is only one ethical response.
We worry that IM, texting, Facebook are spoiling human intimacy, but Stefana Broadbent's research shows how communication tech is capable of cultivating deeper relationships, bringing love across barriers like distance and workplace rules.
Robert Wright uses evolutionary biology and game theory to explain why we appreciate the Golden Rule ("Do unto others..."), why we sometimes ignore it and why there’s hope that, in the near future, we might all have the compassion to follow it.
It's hard to always show compassion -- even to the people we love, but Robert Thurman asks that we develop compassion for our enemies. He prescribes a seven-step meditation exercise to extend compassion beyond our inner circle.
Imam Faisal Abdul Rauf combines the teachings of the Qur'an, the stories of Rumi, and the examples of Muhammad and Jesus, to demonstrate that only one obstacle stands between each of us and absolute compassion -- ourselves.
Swami Dayananda Saraswati unravels the parallel paths of personal development and attaining true compassion. He walks us through each step of self-realization, from helpless infancy to the fearless act of caring for others.
While we all agree that compassion is a great idea, Rabbi Tabick acknowledges there are challenges to its execution. She explains how a careful balance of compassion and justice allows us to do good deeds, and keep our sanity.
The euphonium, with its sweet brass sound, is rarely heard outside of traditional brass bands. Cutting loose on the euph, prodigy Matthew White performs Nat McIntosh's hip-hop-inflected "The Warrior Comes Out to Play."
The world turns on symmetry -- from the spin of subatomic particles to the dizzying beauty of an arabesque. But there's more to it than meets the eye. Here, Oxford mathematician Marcus du Sautoy offers a glimpse of the invisible numbers that marry all symmetrical objects.
Becky Blanton planned to live in her van for a year and see the country, but when depression set in and her freelance job ended, her camping trip turned into homelessness. In this intimate talk, she describes her experience of becoming one of America's working homeless.
Venice is sinking. To save it, Rachel Armstrong says we need to outgrow architecture made of inert materials and, well, make architecture that grows itself. She proposes a not-quite-alive material that does its own repairs and sequesters carbon, too.