Sasha Dichter: The Generosity Experiment

NextGen:Charity

Sasha Dichter: The Generosity Experiment

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In this inspiring talk at the NextGen:Charity conference, Sasha Dichter of the Acumen Fund shares the results of his month-long "Generosity Experiment" where he said "yes" to every request for help.

Lauren Zalaznick: The conscience of television

TEDWomen 2010

Lauren Zalaznick: The conscience of television

689,037 views

Readability: 4.3


TV executive Lauren Zalaznick thinks deeply about pop television. Sharing results of a bold study that tracks attitudes against TV ratings over five decades, she makes a case that television reflects who we truly are -- in ways we might not have expected.

Kate Hartman: The art of wearable communication

TED2011

Kate Hartman: The art of wearable communication

903,046 views

Readability: 4.2


Artist Kate Hartman uses wearable electronics to explore how we communicate, with ourselves and with the world. In this quirky and thought-provoking talk, she shows the "Talk to Yourself Hat", the "Inflatable Heart", the "Glacier Embracing Suit", and other unexpected devices.

Misha Glenny: Hire the hackers!

TEDGlobal 2011

Misha Glenny: Hire the hackers!

1,313,190 views

Readability: 5.1


Despite multibillion-dollar investments in cybersecurity, one of its root problems has been largely ignored: who are the people who write malicious code? Underworld investigator Misha Glenny profiles several convicted coders from around the world and reaches a startling conclusion.

Yasheng Huang: Does democracy stifle economic growth?

TEDGlobal 2011

Yasheng Huang: Does democracy stifle economic growth?

1,033,082 views

Readability: 5


Economist Yasheng Huang compares China to India, and asks how China's authoritarian rule contributed to its astonishing economic growth -- leading to a big question: Is democracy actually holding India back? Huang's answer may surprise you.

Raghava KK: Shake up your story

TEDGlobal 2011

Raghava KK: Shake up your story

963,122 views

Readability: 3.9


Artist Raghava KK demos his new children's book for iPad with a fun feature: when you shake it, the story -- and your perspective -- changes. In this charming short talk, he invites all of us to shake up our perspective a little bit.

Lee Cronin: Making matter come alive

TEDGlobal 2011

Lee Cronin: Making matter come alive

710,282 views

Readability: 3.8


Before life existed on Earth, there was just matter, inorganic dead "stuff." How improbable is it that life arose? And -- could it use a different type of chemistry? Using an elegant definition of life (anything that can evolve), chemist Lee Cronin is exploring this question by attempting to create a fully inorganic cell using a "Lego kit" of inorganic molecules -- no carbon -- that can assemble, replicate and compete.

Edward Tenner: Unintended consequences

TED2011

Edward Tenner: Unintended consequences

804,054 views

Readability: 4.4


Every new invention changes the world -- in ways both intentional and unexpected. Historian Edward Tenner tells stories that illustrate the under-appreciated gap between our ability to innovate and our ability to foresee the consequences.

Skylar Tibbits: Can we make things that make themselves?

TED2011

Skylar Tibbits: Can we make things that make themselves?

1,011,965 views

Readability: 4.4


MIT researcher Skylar Tibbits works on self-assembly -- the idea that instead of building something (a chair, a skyscraper), we can create materials that build themselves, much the way a strand of DNA zips itself together. It's a big concept at early stages; Tibbits shows us three in-the-lab projects that hint at what a self-assembling future might look like.

Julia Bacha: Pay attention to nonviolence

TEDGlobal 2011

Julia Bacha: Pay attention to nonviolence

775,615 views

Readability: 4.7


In 2003, the Palestinian village of Budrus mounted a 10-month-long nonviolent protest to stop a barrier being built across their olive groves. Did you hear about it? Didn't think so. Brazilian filmmaker Julia Bacha asks why we only pay attention to violence in the Israel-Palestine conflict -- and not to the nonviolent leaders who may one day bring peace.

Svante Pääbo: DNA clues to our inner neanderthal

TEDGlobal 2011

Svante Pääbo: DNA clues to our inner neanderthal

1,441,762 views

Readability: 4.6


Sharing the results of a massive, worldwide study, geneticist Svante Pääbo shows the DNA proof that early humans mated with Neanderthals after we moved out of Africa. (Yes, many of us have Neanderthal DNA.) He also shows how a tiny bone from a baby finger was enough to identify a whole new humanoid species.

Dan Ariely: Beware conflicts of interest

TED2011

Dan Ariely: Beware conflicts of interest

1,139,090 views

Readability: 3.3


In this short talk, psychologist Dan Ariely tells two personal stories that explore scientific conflict of interest: How the pursuit of knowledge and insight can be affected, consciously or not, by shortsighted personal goals. When we're thinking about the big questions, he reminds us, let's be aware of our all-too-human brains.

Lucianne Walkowicz: Finding planets around other stars

TEDGlobal 2011

Lucianne Walkowicz: Finding planets around other stars

1,110,027 views

Readability: 3.8


How do we find planets -- even habitable planets -- around other stars? By looking for tiny dimming as a planet passes in front of its sun, TED Fellow Lucianne Walkowicz and the Kepler mission have found some 1,200 potential new planetary systems. With new techniques, they may even find ones with the right conditions for life.

Jeremy Gilley: One day of peace

TEDGlobal 2011

Jeremy Gilley: One day of peace

865,314 views

Readability: 3.6


Here's a crazy idea: Persuade the world to try living in peace for just one day, every September 21. In this energetic, honest talk, Jeremy Gilley tells the story of how this crazy idea became real -- real enough to help millions of kids in war-torn regions.

Dyan deNapoli: The great penguin rescue

TEDxBoston 2011

Dyan deNapoli: The great penguin rescue

408,128 views

Readability: 4.3


The world's largest volunteer animal rescue, saved more than 40,000 penguins after an oil spill off the coast of South Africa. Dyan deNapoli tells the triumphant story. How does a job this big get done? Penguin by penguin by penguin ...

Alex Steffen: The shareable future of cities

TEDGlobal 2011

Alex Steffen: The shareable future of cities

1,010,152 views

Readability: 3.9


How can cities help save the future? Alex Steffen shows some cool neighborhood-based green projects that expand our access to things we want and need -- while reducing the time we spend in cars.

Philip Zimbardo: The demise of guys?

TED2011

Philip Zimbardo: The demise of guys?

2,284,450 views

Readability: 5.3


Psychologist Philip Zimbardo asks, "Why are boys struggling?" He shares some stats (lower graduation rates, greater worries about intimacy and relationships) and suggests a few reasons -- and challenges the TED community to think about solutions. (NOTE: Statements in this talk have been challenged by scientists working in this field. Please read "Criticisms & Updates" below for more details.)

Eve Ensler: Suddenly, my body

TEDWomen 2010

Eve Ensler: Suddenly, my body

1,396,538 views

Readability: 3.3


Poet, writer, activist Eve Ensler lived in her head. In this powerful talk from TEDWomen, she talks about her lifelong disconnection from her body -- and how two shocking events helped her to connect with the reality, the physicality of being human.

Jessica Green: Are we filtering the wrong microbes?

TEDGlobal 2011

Jessica Green: Are we filtering the wrong microbes?

575,862 views

Readability: 4.9


Should we keep the outdoors out of hospitals? Ecologist and TED Fellow Jessica Green has found that mechanical ventilation does get rid of many types of microbes, but the wrong kinds: the ones left in the hospital are much more likely to be pathogens.

Mark Pagel: How language transformed humanity

TEDGlobal 2011

Mark Pagel: How language transformed humanity

1,521,731 views

Readability: 4.2


Biologist Mark Pagel shares an intriguing theory about why humans evolved our complex system of language. He suggests that language is a piece of "social technology" that allowed early human tribes to access a powerful new tool: cooperation.

Harald Haas: Wireless data from every light bulb

TEDGlobal 2011

Harald Haas: Wireless data from every light bulb

2,576,418 views

Readability: 3.8


What if every light bulb in the world could also transmit data? At TEDGlobal, Harald Haas demonstrates, for the first time, a device that could do exactly that. By flickering the light from a single LED, a change too quick for the human eye to detect, he can transmit far more data than a cellular tower -- and do it in a way that's more efficient, secure and widespread.

Adam Ostrow: After your final status update

TEDGlobal 2011

Adam Ostrow: After your final status update

1,183,881 views

Readability: 4.7


Many of us have a social media presence -- a virtual personality made up of status updates, tweets and connections, stored in the cloud. Adam Ostrow asks a big question: What happens to that personality after you've died? Could it ... live on?

Julian Treasure: 5 ways to listen better

TEDGlobal 2011

Julian Treasure: 5 ways to listen better

6,381,477 views

Readability: 3.6


In our louder and louder world, says sound expert Julian Treasure, "We are losing our listening." In this short, fascinating talk, Treasure shares five ways to re-tune your ears for conscious listening -- to other people and the world around you.

Josette Sheeran: Ending hunger now

TEDGlobal 2011

Josette Sheeran: Ending hunger now

863,515 views

Readability: 3.5


Josette Sheeran, the head of the UN's World Food Program, talks about why, in a world with enough food for everyone, people still go hungry, still die of starvation, still use food as a weapon of war. Her vision: "Food is one issue that cannot be solved person by person. We have to stand together."

Paul Bloom: The origins of pleasure

TEDGlobal 2011

Paul Bloom: The origins of pleasure

2,010,937 views

Readability: 3.7


Why do we like an original painting better than a forgery? Psychologist Paul Bloom argues that human beings are essentialists -- that our beliefs about the history of an object change how we experience it, not simply as an illusion, but as a deep feature of what pleasure (and pain) is.

Geoffrey West: The surprising math of cities and corporations

TEDGlobal 2011

Geoffrey West: The surprising math of cities and corporations

1,481,207 views

Readability: 4.2


Physicist Geoffrey West has found that simple, mathematical laws govern the properties of cities -- that wealth, crime rate, walking speed and many other aspects of a city can be deduced from a single number: the city's population. In this mind-bending talk from TEDGlobal he shows how it works and how similar laws hold for organisms and corporations.

Rory Stewart: Time to end the war in Afghanistan

TEDGlobal 2011

Rory Stewart: Time to end the war in Afghanistan

685,045 views

Readability: 4.6


British MP Rory Stewart walked across Afghanistan after 9/11, talking with citizens and warlords alike. Now, a decade later, he asks: Why are Western and coalition forces still fighting there? He shares lessons from past military interventions that worked -- Bosnia, for instance -- and shows that humility and local expertise are the keys to success.