There’s an island in the Caribbean where David used to perform magic tricks for monkeys. And it was super cool because it suggested that they have the ability to count! (but only up to four)

The recent charges against Telegram founder Pavel Durov by France, followed by similar actions from South Korea, highlight the growing tension between governments and global tech platforms. These cases underscore the challenges in...

TED’s Whitney Pennington Rodgers sits down with Eli Pariser examine the arrest of Telegram founder Pavel Durov in France. The arrest sparked debates on free speech, tech regulation, and government oversight in digital platforms. The...

Usain Bolt vs. Gravity

The fabled Mirzakhani wand is the most powerful magical item ever created. And that's why the evil wizard Moldevort is planning to use it to conquer the world. You and Drumbledrore have finally discovered its hiding place in a cave, but...

As prescription drug costs skyrocket in the US, thousands of people are forced to forgo lifesaving medications -- all while manufacturers and health care facilities systematically destroy perfectly good, surplus pills. Kiah Williams...

In this video Paul Andersen explains how inertial mass is defined and measured. When a force is applied to an object or a system it will accelerate. Using Newton's Second Law of Motion (F=ma) you can calculate the inertial mass.

In Libya, Zahra' Langhi was part of the "days of rage" movement that helped topple the dictator Gaddafi. But -- then what? In their first elections, Libyans tried an innovative slate of candidates, the "zipper ballot," that ensured equal...

Why do we trust some companies and not others? Using real-world examples, digital trust advisor Marcos Aguiar decodes this make-or-break quality -- and offers seven tools to help leaders design a foundation of trust into their business...

The promise of the metaverse extends far beyond digital spaces -- it can transform and enrich how we experience the material world, too. From video games that bring communities together to digital art that collides with physical spaces,...

Legendary hip-hop producer Swizz Beatz is on a mission to revolutionize the way artists do business. In this glorious talk, he shares some of the ways he's helping fellow creatives thrive, including a roving art fair that gives artists...

For the last eight years, pop singer Annie Lennox has devoted the majority of her time to her SING campaign, raising awareness and money to combat HIV/AIDS. She shares the experiences that have inspired her, from working with Nelson...

The growth of online marketplaces like Uber, Airbnb and Amazon can sometimes threaten local businesses such as taxis, hotels and retail shops by taking away jobs or reducing income to the community. But it doesn't have to be this way,...

The recent generations have been bathed in connecting technology from birth, says futurist Don Tapscott, and as a result the world is transforming into one that is far more open and transparent. In this inspiring talk, he lists the four...

Update: SpaceX has rescheduled the Falcon 9 launch on January, 6th 2015.

Around the world, hundreds of thousands of lost ancient sites lie buried and hidden from view. Satellite archaeologist Sarah Parcak is determined to find them before looters do. With the 2016 TED Prize, Parcak is building an online...

Usain Bolt vs. Gravity

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...

In this emotionally charged conversation with journalist Kurt Andersen, designer David Rockwell discusses the process of building a viewing platform at Ground Zero shortly after 9/11.

There are millions of prodigiously gifted musicians of disability around the world, and Charles Hazlewood is determined to give them a platform. Watch the debut performance of the British Paraorchestra.

A decade ago, Robin Chase founded Zipcar in the US, now the largest car-sharing company in the world. Now she's exploring the next level of car-sharing: Buzzcar, a French startup that lets people rent their own cars to others. The...

What does a cultural Big Bang look like? For Amit Sood, director of Google's Cultural Institute and Art Project, it's an online platform where anyone can explore the world's greatest collections of art and artifacts in vivid, lifelike...

In this video Paul Andersen explains how free-body diagrams can be used to solve kinematics problems. The only two parts of a free-body diagram are the object and all external forces acting on the object. Numerous situations are...

Pia Mancini and her colleagues want to upgrade democracy in Argentina and beyond. Through their open-source mobile platform they want to bring citizens inside the legislative process, and run candidates who will listen to what they say.