Local reporters are on the front lines of important stories, but their work often goes unnoticed by national and international news outlets. TED Fellow and journalist Gangadhar Patil is working to change that. In this quick talk, he...

Bassam Tariq is a blogger, a filmmaker, and a halal butcher -- but one thread unites his work: His joy in the diversity, the humanness of our individual experiences. In this charming talk, he shares clips from his film "These Birds Walk"...

How do you build a product people really want? Allow consumers to be a part of the process. "empathy for what your customers want is probably the biggest leading indicator of business success," says designer Tom Hulme. In this short...

Using sleight-of-hand techniques and charming storytelling, illusionist Marco Tempest brings a jaunty stick figure to life onstage at TEDGlobal.

Lots of funny and iconic memes arrive suddenly and overwhelmingly in our internet life, but what's the science behind why those memes go viral?

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.

For musician Teitur, singing is about giving away a piece of yourself to others. "If your intentions are to impress people or to get the big applause at the end," he says, "then you are taking, not giving." Listen as he plays on stage at...

Why do some gatherings take off and others don't? Author Priya Parker shares three easy steps to turn your parties, dinners, meetings and holidays into meaningful, transformative gatherings.

In a powerful talk, educator Eldra Jackson III shares how he unlearned dangerous lessons about masculinity through Inside Circle, an organization that leads group therapy for incarcerated men. Now he's helping others heal by creating a...

Kayla Briet creates art that explores identity and self-discovery -- and the fear that her culture may someday be forgotten. She shares how she found her creative voice and reclaimed the stories of her Dutch-Indonesian, Chinese and...

A very clever proof of Euler's characteristic formula using spanning trees.

Earth's atmosphere is big, but not as big as many people think. All the air that keeps us alive is just a thin candy shell around our planet. In this episode, echoing the words of John F. Kennedy, I'll show you the science of how we all...

His Holiness the Karmapa talks about how he was discovered to be the reincarnation of a revered figure in Tibetan Buddhism. In telling his story, he urges us to work on not just technology and design, but the technology and design of the...

After a visit to a European library in search of Arabic and Middle Eastern texts turned up only titles about fear, terrorism and destruction, Ghada Wali resolved to represent her culture in a fun, accessible way. The result: a colorful,...

Cybercrime netted a whopping $450 billion in profits last year, with 2 billion records lost or stolen worldwide. Security expert Caleb Barlow calls out the insufficiency of our current strategies to protect our data. His solution? We...

Far too many Americans are illiterate in power — what it is, how it operates and why some people have it. As a result, those few who do understand power wield disproportionate influence over everyone else. "We need to make civics sexy...

Many of those with severe speech disorders use a computerized device to communicate. Yet they choose between only a few voice options. That's why Stephen Hawking has an American accent, and why many people end up with the same voice,...

Adam Garone has an impressive moustache, and it's for a good cause. A co-founder of Movember, Garone's initiative to raise awareness for men's health -- by having men grow out their moustaches every November -- began as a dare in a bar...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Armed with bracing logic, wit and her "public-health nerd" glasses, Elizabeth Pisani reveals the myriad of...

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.

At TED2012, filmmaker Karen Bass shares some of the astonishing nature footage she's shot for the BBC and National Geographic -- including brand-new, previously unseen footage of the tube-lipped nectar bat, who feeds in a rather unusual...

Digital public servant Amanda Renteria has seen that the millions of people who rely on government welfare services are often discouraged from seeking them out, frustrated by long lines and unnecessarily complicated processes. At Code...

In this funny (and actually poignant) 3-minute talk, social strategist Renny Gleeson breaks down our always-on social world -- where the experience we're having right now is less interesting than what we'll tweet about it later.

Summer, 2016: amid populist revolts, clashing resentments and fear, writer Anand Giridharadas doesn't give a talk but reads a letter. It's from those who have won in this era of change, to those who have, or feel, lost. It confesses to...