Feed: TEDTalks (audio) - AggScore: 73.3

TED: Lucien Engelen: Crowdsource your health - Lucien Engelen (2011)

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You can use your smartphone to find a local ATM, but what if you need a defibrillator? At TEDxMaastricht, Lucien Engelen shows us online innovations that are changing the way we save lives, including a crowdsourced map of local defibrillators.

TED: Inara George sings 'Family Tree' - Inara George (2010)

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Singer Inara George and guitarist Mike Andrews play the quietly lovely love song "Family Tree."

TED: Mike deGruy: Hooked by an octopus - Mike deGruy (2010)

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Underwater filmmaker Mike deGruy has spent decades looking intimately at the ocean. A consummate storyteller, he takes the stage at Mission Blue to share his awe and excitement -- and his fears -- about the blue heart of our planet.

TED: Danny Hillis: Back to the future (of 1994) - Danny Hillis (1994)

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From deep in the TED archive, Danny Hillis outlines an intriguing theory of how and why technological change seems to be accelerating, by linking it to the very evolution of life itself. The presentation techniques he uses may look dated, but the ideas are as relevant as ever.

TED: Erica Frenkel: The universal anesthesia machine - Erica Frenkel (2011)

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What if you're in surgery and the power goes out? No lights, no oxygen -- and your anesthesia stops flowing. It happens constantly in hospitals throughout the world, turning routine procedures into tragedies. Erica Frenkel demos one solution: the universal anesthesia machine.

TED: Lisa Harouni: A primer on 3D printing - Lisa Harouni (2011)

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2012 may be the year of 3D printing, when this three-decade-old technology finally becomes accessible and even commonplace. Lisa Harouni gives a useful introduction to this fascinating way of making things -- including intricate objects once impossible to create.

TED: Alain de Botton: Atheism 2.0 - Alain de Botton (2011)

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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.

TED: Sonaar Luthra: Meet the Water Canary - Sonaar Luthra (2011)

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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.

TED: Sebastian Wernicke: 1000 TEDTalks, 6 words - Sebastian Wernicke (2011)

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Sebastian Wernicke thinks every TEDTalk can be summarized in six words. At TEDxZurich, he shows how to do just that -- and less.

TED: Jane Fonda: Life's third act - Jane Fonda (2011)

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Within this generation, an extra 30 years have been added to our life expectancy -- and these years aren’t just a footnote or a pathology. At TEDxWomen, Jane Fonda asks how we can think about this new phase of our lives.

TED: A.J. Jacobs: How healthy living nearly killed me - A.J. Jacobs (2011)

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For a full year, A.J. 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.

TED: Karen Tse: How to stop torture - Karen Tse (2011)

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Political prisoners aren't the only ones being tortured -- the vast majority of judicial torture happens in ordinary cases, even in 'functioning' legal systems. Social activist Karen Tse shows how we can, and should, stand up and end the use of routine torture.

TED: Daniel Goldstein: The battle between your present and future self - Daniel Goldstein (2011)

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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.

TED: Sheila Nirenberg: A prosthetic eye to treat blindness - Sheila Nirenberg (2011)

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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.

TED: Antonio Damasio: The quest to understand consciousness - Antonio Damasio (2011)

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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.