The pandemic spurred an unprecedented reclamation of urban space, ushering in a seemingly bygone era of pedestrian pastimes, as cars were sidelined in favor of citizens. Highlighting examples from across the United States, environmental...

In 1775, General George Washington received a poem from one of colonial America's most famous writers. Its verses praised the burgeoning revolution, invoking the goddess of their new nation to aid the general's cause. But this ode to...

Le grand pouvoir des petits dessins



Les dessins sont un langage universel que tout le monde peut comprendre, affirme dessinateur connu sous le nom de "Aster". Joignez Aster pendant qu'il nous démontre comment les...

Two murders sat unexplained and unsolved -- until reporter Paul Lewis starting talking to bystanders who had evidence on their mobile phones. Step by step, Lewis pieced together their evidence and their stories to find justice for the...

Cambridge researcher Aubrey de Grey argues that aging is merely a disease -- and a curable one at that. Humans age in seven basic ways, he says, all of which can be averted.

How do you make a great public space inside a not-so-great building? Liz Diller shares the story of imagining a welcoming, lighthearted -- even, dare we say it, sexy -- addition to the Hirshhorn Museum in Washington, DC. (From The Design...

Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.

What if we could use existing technologies to provide Internet access to the more than 4 billion people living in places where the infrastructure can't support it? using off-the-shelf LeDs and solar cells, Harald Haas and his team have...

Paul Tudor Jones II loves capitalism. It's a system that has done him very well over the last few decades. Nonetheless, the hedge fund manager and philanthropist is concerned that a laser focus on profits is, as he puts it, "threatening...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. "Public shaming as a blood sport has to stop," says Monica Lewinsky. In 1998, she says, “I was Patient Zero of...

Between 2006 and 2016, the number of drug patents granted in the United States doubled -- but not because there was an explosion in invention or innovation. Drug companies have learned how to game the system, accumulating patents not for...

Photographer and TED Fellow Isadora Kosofsky is a chronicler of love, loss and loneliness. In this searching talk, she shares photos from her four years documenting the lives of a senior citizen love triangle -- and reveals what they can...

A skyscraper that channels the breeze ... a building that creates community around a hearth ... Jeanne Gang uses architecture to build relationships. In this engaging tour of her work, Gang invites us into buildings large and small, from...

Accepting his 2008 TED Prize, author Dave Eggers asks the TED community to personally, creatively engage with local public schools. With spellbinding eagerness, he talks about how his 826 Valencia tutoring center inspired others around...

Feeling safe is a human right -- but in many African countries, colonial-era laws make it dangerous for LGBTQIA+ people to gather and share their sexual orientation, gender identity or gender expression. Creating a space that leaves no...

Our leaders need to be held accountable, says journalist Heather Brooke. And she should know: Brooke uncovered the British Parliamentary financial expenses that led to a major political scandal in 2009. She urges us to ask our leaders...

Heart racing, palms sweating, labored breathing? No, you're not having a heart attack -- it's stage fright! If speaking in public makes you feel like you're fighting for your life, you're not alone. But the better you understand your...

Anonymous companies protect corrupt individuals – from notorious drug cartel leaders to nefarious arms dealers – behind a shroud of mystery that makes it almost impossible to find and hold them responsible. But anti-corruption activist...

When we talk about greenhouse gases, carbon dioxide gets the most attention -- but methane, which often escapes unseen from pipes and wells, has a far greater immediate impact on global warming. Environmentalist Fred Krupp has an idea to...

The face of nuclear terror has changed since the Cold War, but disaster-medicine expert Irwin Redlener reminds us the threat is still real. He looks at some of history's farcical countermeasures and offers practical advice on how to...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. In halls of justice around the world, how can we ensure everyone is treated with dignity and respect? A pioneering...

This week Craig is going to continue our discussion of due process. Technically, we started last week with the 4th amendment and search and seizure, but this week we’re going to look at the 5th and 6th amendments and how they ensure a...

More than 8 million people are crowded together to live in New York City. What makes it possible? In part, it’s the city’s great public spaces — from tiny pocket parks to long waterfront promenades — where people can stroll and play....

The American election system is complicated, to say the least -- but voting is one of the most tangible ways that each of us can shape our communities. How can we make the system more modern, inclusive and secure? Civic engagement...