Spellbinding, stimulating, seductive ... science? Here, the 10 most-watched science talks on TED.com. See why.

TEDx events unleash fresh ideas from local communities. Close to 50,000 talks have been given at 10,000 events since the program launched in 2009. Below, the 10 most-watched TEDx talks posted to our homepage.

TED Original Series dive deep into fascinating topics -- from the future of work and how to achieve a more secure financial future to the secrets of sleep and how your body really works. Here, the ten most-watched Originals episodes published in 2021.

From overcoming adversity to the latest in tech—these are the talks you binge-watched this year.

Which TED Talks were watched most in 2019? These talks reflect a year defined by fighting for what's right, believing in the good despite all the bad, supporting others and yourself -- and hoping for the best in the decade to come.

Today, on the fifth birthday of TEDTalks video, we're releasing a new list of the 20 most-watched TEDTalks over the past five years -- as watched on all the platforms we track: TED.com, YouTube, iTunes, embed and download, Hulu and more ... What a great, mixed-up group this is! Talks about education and creativity, sex and fish, whizzy tech d...

X certainly marks the spot. The TEDx program was launched in 2009 to bring the mission of spreading ideas to the local level, with independent organizers curating their own events for their own communities. This week, the program is celebrating many milestones. Not only did yesterday mark the 5,000th TEDx event -- this week also brings th...

TED is dedicated to ideas worth spreading. And that leaves many wondering exactly which ideas have been spread the most widely in the six years that TEDTalks videos have been available online. Here, a list of the 20 most-watched talks on all the platforms we track: TED.com, YouTube, iTunes, embed and download, Hulu and more, as of November 2...

An outspoken feminist, Justin Baldoni has been doubling down on his efforts to start a dialogue with men to redefine masculinity.

Sir Ken Robinson is not just an amazing orator -- he is the most-viewed speaker on TED.com. His three talks have been viewed an astounding 21.5 million times, making him the sneezing baby panda of the TED ecosystem. Naturally, this made us curious: what talks does Robinson absolutely love? In this new playlist, Robinson selects 10 talks about...

The members of the TED community have been very busy this week. Below, news briefs on what a few have been up to: Who’ll pay for the Ebola vaccine? To end the Ebola epidemic, we need a vaccine -- and a lot of it, fast. The challenge for drugmakers? That’s not a profitable business. Seth Berkley is in talks with GlaxoSmithKline and others to...

Jay Walker is fascinated by intellectual property in all its forms. His firm, Walker Digital, created Priceline and many other businesses that reframe old problems with new IT. In his private life, he's a bibliophile and collector on an epic scale.

An active philanthropist, Chris Hemsworth is passionate about ocean conservation and finding solutions to climate change.

As an investigative journalist and self-described "professional troublemaker," George Monbiot uncovers the complicated truths behind the world's most persistent problems.

After years of research on touch-driven computer displays, Jeff Han has created a simple, multi-touch, multi-user screen interface that just might herald the end of the point-and-click era.

Dan Jørgensen is the Minister for Climate, Energy and Utilities of Denmark, tasked with reducing the country’s emissions by 70 percent by 2030 and closing down its oil industry.

Andrew Marantz writes narrative journalism about politics, the internet and the way we understand our world.

In 2004, Sal Khan, a hedge fund analyst, began making math tutorials for his cousins. Twelve years later, Khan Academy has more than 42 million registered users from 190 countries, with tutorials on subjects from basic math through economics, art history, computer science, health, medicine and more.

If you've watched the news or followed politics, chances are you've heard the term Orwellian thrown around in one context or another. But have you ever stopped to think about what it really means, or why it's used so often? Noah Tavlin dissects the term.

Willie Smits has devoted his life to saving the forest habitat of orangutans, the "thinkers of the jungle." As towns, farms and wars encroach on native forests, Smits works to save what is left.

A living legend, Frank Gehry has forged his own language of architecture, creating astonishing buildings all over the world, such as the Guggenheim in Bilbao, the Walt Disney Concert Hall in LA, and Manhattan's new IAC building.

Jill Bolte Taylor got a research opportunity few brain scientists would wish for: She had a massive stroke, and watched as her brain functions -- motion, speech, self-awareness -- shut down one by one. An astonishing story.

Recent events have highlighted, underlined and bolded the fact that the United States is performing blanket surveillance on any foreigner whose data passes through an American entity -- whether they are suspected of wrongdoing or not. This means that, essentially, every international user of the internet is being watched, says Mikko Hypponen. An...

What caused the war in Syria? Oppression, drought and religious differences all played key roles, but Marwa Al-Sabouni suggests another reason: architecture. Speaking to us over the Internet from Homs, where for the last six years she has watched the war tear her city apart, Al-Sabouni suggests that Syria's architecture divided its once tolerant...

What really causes addiction -- to everything from cocaine to smart-phones? And how can we overcome it? Johann Hari has seen our current methods fail firsthand, as he has watched loved ones struggle to manage their addictions. He started to wonder why we treat addicts the way we do -- and if there might be a better way. As he shares in this deep...

About this event: What does it mean to pursue “human potential?” Of course, there’s no one right answer – and even trying to find just one answer completely defeats the point of asking the question at all in the first place. However, one thing is for certain – reaching your potential is impossible unless you’re inquiring freely about its definition and sharing ...

Dimitar Sasselov works on uniting the physical and life sciences in the hunt for answers to the question of how life began.

Bono, the lead singer of U2, uses his celebrity to fight for social justice worldwide: to end hunger, poverty and disease, especially in Africa. His nonprofit ONE raises awareness via media, policy and calls to action.

In the Northeastern United States, there is only one thing on the mind today: snow. What should you do if you get snowed in, with an internet connection? Watch these TED Talks to get in the arctic spirit: Ken Kamler: Medical miracle on Everest Paul Nicklen: Tales of ice-bound wonderlands Nathalie Miebach: Art made of storms Ray Zahab t...

As the one-year anniversary of the TED-Ed website nears, the TED-Ed team created a new video to walk users through the features on the site, like the ability to add questions, upload "dig deeper" materials and start discussion chains relating to any video. (This newest feature makes the website even more interactive for any type of learner.) ...