Kevin Allocca: Why videos go viral

TEDYouth 2011

Kevin Allocca: Why videos go viral

2,281,542 views

Readability: 4.5


Kevin Allocca is YouTube's Head of Culture & Trends, and he has deep thoughts about silly web video. In this talk from TEDYouth, he shares the 4 reasons a video goes viral.

Avi Rubin: All your devices can be hacked

TEDxMidAtlantic

Avi Rubin: All your devices can be hacked

1,147,589 views

Readability: 4.6


Could someone hack your pacemaker? Avi Rubin shows how hackers are compromising cars, smartphones and medical devices, and warns us about the dangers of an increasingly hack-able world.

Jeffrey Kluger: The sibling bond

TEDxAsheville

Jeffrey Kluger: The sibling bond

605,047 views

Readability: 4.1


Were you the favorite child, the wild child or the middle child? Jeffrey Kluger explores the profound life-long bond between brothers and sisters, and the influence of birth order, favoritism and sibling rivalry.

Tan Le: My immigration story

TEDxWomen 2011

Tan Le: My immigration story

1,153,331 views

Readability: 3.5


In 2010, technologist Tan Le took the TEDGlobal stage to demo a powerful new interface. But now, at TEDxWomen, she tells a very personal story: the story of her family -- mother, grandmother and sister -- fleeing Vietnam and building a new life.

Shlomo Benartzi: Saving for tomorrow, tomorrow

TEDSalon NY2011

Shlomo Benartzi: Saving for tomorrow, tomorrow

1,461,182 views

Readability: 3.2


It's easy to imagine saving money next week, but how about right now? Generally, we want to spend it. Economist Shlomo Benartzi says this is one of the biggest obstacles to saving enough for retirement, and asks: How do we turn this behavioral challenge into a behavioral solution?

Shilo Shiv Suleman: Using tech to enable dreaming

INK Conference

Shilo Shiv Suleman: Using tech to enable dreaming

586,396 views

Readability: 3.6


Has our technology -- our cell phones and iPods and cameras -- stopped us from dreaming? Young artist Shilo Shiv Suleman says no, as she demos "Khoya," her new storybook for iPad, which floats us through a magical world in 7 minutes of pure creativity.

Chris Bliss: Comedy is translation

TEDxRainier

Chris Bliss: Comedy is translation

727,713 views

Readability: 4.9


Every act of communication is, in some way, an act of translation. Writer Chris Bliss talks about the way that great comedy can translate deep truths for a mass audience.

Neil MacGregor: 2600 years of history in one object

TEDGlobal 2011

Neil MacGregor: 2600 years of history in one object

1,031,736 views

Readability: 4.6


A clay cylinder covered in Akkadian cuneiform script, damaged and broken, the Cyrus Cylinder is a powerful symbol of religious tolerance and multi-culturalism. In this enthralling talk Neil MacGregor, Director of the British Museum, traces 2600 years of Middle Eastern history through this single object.

Lucianne Walkowicz: Look up for a change

TEDxPhoenix

Lucianne Walkowicz: Look up for a change

223,225 views

Readability: 3.9


How often do you see the true beauty of the night sky? TED Fellow Lucianne Walkowicz shows how light pollution is ruining the extraordinary -- and often ignored -- experience of seeing directly into space.

Garth Lenz: The true cost of oil

TEDxVictoria

Garth Lenz: The true cost of oil

813,047 views

Readability: 4.9


What does environmental devastation actually look like? At TEDxVictoria, photographer Garth Lenz shares shocking photos of the Alberta Tar Sands mining project -- and the beautiful (and vital) ecosystems under threat.

Paul Conneally: How mobile phones power disaster relief

TEDxRC2

Paul Conneally: How mobile phones power disaster relief

361,256 views

Readability: 5.7


The disastrous earthquake in Haiti taught humanitarian groups an unexpected lesson: the power of mobile devices to coordinate, inform and guide relief efforts. At TEDxRC2, Paul Conneally shows extraordinary examples of social media and other technologies becoming central to humanitarian aid.

Simon Berrow: How do you save a shark you know nothing about?

TEDxDublin

Simon Berrow: How do you save a shark you know nothing about?

493,865 views

Readability: 4


They're the second-largest fish in the world, they're almost extinct, and we know almost nothing about them. In this talk, Simon Berrow describes the fascinating basking shark ("great fish of the sun" in Irish), and the exceptional -- and wonderfully low-tech -- ways he's learning enough to save them.

Lucien Engelen: Crowdsource your health

TEDxMaastricht

Lucien Engelen: Crowdsource your health

297,329 views

Readability: 3.4


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

Tyrone Hayes + Penelope Jagessar Chaffer: The toxic baby

TEDWomen 2010

Tyrone Hayes + Penelope Jagessar Chaffer: The toxic baby

472,695 views

Readability: 4.9


Filmmaker Penelope Jagessar Chaffer was curious about the chemicals she was exposed to while pregnant: Could they affect her unborn child? So she asked scientist Tyrone Hayes to brief her on one he studied closely: atrazine, a herbicide used on corn. (Hayes, an expert on amphibians, is a critic of atrazine, which displays a disturbing effect on frog development.) Onstage together at TEDWomen, Hayes and Chaffer tell their story.

Drew Dudley: Everyday leadership

TEDxToronto 2010

Drew Dudley: Everyday leadership

3,580,149 views

Readability: 3.1


We have all changed someone's life -- usually without even realizing it. In this funny talk, Drew Dudley calls on all of us to celebrate leadership as the everyday act of improving each other's lives.

Keith Nolan: Deaf in the military

TEDxIslay

Keith Nolan: Deaf in the military

226,739 views

Readability: 3.8


Keith Nolan always wanted to join the United States military. The challenge: he is Deaf, which is an automatic disqualification according to military rules. In this talk, he describes his fight to fight for his country. (In American Sign Language with real-time interpretation by Rita Alexander)

Erik Johansson: Impossible photography

TEDSalon London Fall 2011

Erik Johansson: Impossible photography

3,812,058 views

Readability: 3.9


Erik Johansson creates realistic photos of impossible scenes -- capturing ideas, not moments. In this witty how-to, the Photoshop wizard describes the principles he uses to make these fantastical scenarios come to life, while keeping them visually plausible.

Sheikha Al Mayassa: Globalizing the local, localizing the global

TEDWomen 2010

Sheikha Al Mayassa: Globalizing the local, localizing the global

692,291 views

Readability: 4.3


Sheikha Al Mayassa, a patron of artists, storytellers and filmmakers in Qatar, talks about how art and culture create a country's identity -- and allow every country to share its unique identity with the wider world. As she says: "We don't want to be all the same, but we do want to understand each other."

Stephen Coleman: Non-lethal weapons, a moral hazard?

TEDxCanberra

Stephen Coleman: Non-lethal weapons, a moral hazard?

494,544 views

Readability: 4.2


Pepper spray, Tasers, tear gas, rubber bullets -- these "non-lethal" weapons are being used by more and more local police forces, as well as military forces brought in to control civilian crowds and other situations. Despite their name, non-lethal weapons have been known to cause deaths ... and as Stephen Coleman suggests, there are other, more insidious hazards as well. He explores the complex ethics -- and the unexpected consequences -- of using non-lethal weapons to control civilians.

Neil Burgess: How your brain tells you where you are

TEDSalon London Spring 2011

Neil Burgess: How your brain tells you where you are

1,275,273 views

Readability: 4.2


How do you remember where you parked your car? How do you know if you're moving in the right direction? Neuroscientist Neil Burgess studies the neural mechanisms that map the space around us, and how they link to memory and imagination.

Nancy Duarte: The secret structure of great talks

TEDxEast

Nancy Duarte: The secret structure of great talks

1,847,193 views

Readability: 3.1


From the "I have a dream" speech to Steve Jobs' iPhone launch, many great talks have a common structure that helps their message resonate with listeners. In this talk, presentation expert Nancy Duarte shares practical lessons on how to make a powerful call-to-action.

Danny Hillis: Back to the future (of 1994)

TED1994

Danny Hillis: Back to the future (of 1994)

607,042 views

Readability: 3.8


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.

Erica Frenkel: The universal anesthesia machine

TEDxMidAtlantic

Erica Frenkel: The universal anesthesia machine

332,003 views

Readability: 4.1


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.

Shawn Achor: The happy secret to better work

TEDxBloomington

Shawn Achor: The happy secret to better work

17,634,942 views

Readability: 4.3


We believe we should work hard in order to be happy, but could we be thinking about things backwards? In this fast-moving and very funny talk, psychologist Shawn Achor argues that, actually, happiness inspires us to be more productive.

Bill Doyle: Treating cancer with electric fields

TEDMED 2011

Bill Doyle: Treating cancer with electric fields

574,703 views

Readability: 5


Surgery, chemotherapy and radiation are the best-known methods for treating cancer. At TEDMED, Bill Doyle presents a new approach, called Tumor Treating Fields, which uses electric fields to interrupt cancer cell division. Still in its infancy -- and approved for only certain types of cancer -- the treatment comes with one big benefit: quality of life.

Peter van Uhm: Why I chose a gun

TEDxAmsterdam

Peter van Uhm: Why I chose a gun

2,200,682 views

Readability: 3.7


Peter van Uhm is the Netherlands' chief of defense, but that does not mean he is pro-war. In this talk, he explains how his career is one shaped by a love of peace, not a desire for bloodshed -- and why we need armies if we want peace.