Given the option, few would choose to buy products that harm the earth -- yet it's nearly impossible to know how most consumer goods are made or where they're sourced from. That's about to change, says supply chain innovator Markus Mutz. He shares how he used blockchain technology to track Patagonian toothfish on their journey from ocean to dinn...

Plenty of people need jobs with very flexible hours -- but it's difficult for those people to connect with the employers who need them. Wingham Rowan is working on that. He explains how the same technology that powers modern financial markets can help employers book workers for slivers of time.

African growth is a trend, not a fluke, says economist and former Finance Minister of Nigeria Ngozi Okonjo-Iweala. In this refreshingly candid and straightforward talk, Okonjo-Iweala describes the positive progress on the continent and outlines eight challenges African nations still need to address in order to create a better future.

What's the difference between a pest and a bug? Shimon Steinberg makes the case for using good bugs to fight bad bugs, avoiding chemicals in our quest for perfect produce.

Sharing powerful stories from his anti-obesity project in Huntington, West Virginia -- and a shocking image of the sugar we eat -- TED Prize winner Jamie Oliver makes the case for an all-out assault on our ignorance of food.

When Lebanon was rocked by a massive explosion at the port of Beirut, filmmaker Mounia Akl came face-to-face with chaos -- and the power of art to create some sense of order. In this poetic, moving talk, Akl shares the story of how she and her crew finished their film as the city recovered from disaster, discovering the truth that comes out of u...

To get young kids to thrive in school, we need to do more than teach them how to read and write -- we need to teach them how to manage their emotions, says educator Olympia Della Flora. In this practical talk, she shares creative tactics she used to help struggling, sometimes disruptive students -- things like stopping for brain breaks, singing ...

Russia's invasion of Ukraine has created previously unthinkable changes in geopolitics, seemingly overnight. In this vital conversation, political analyst Ian Bremmer takes a closer look at the global implications of the war, including NATO and the EU's renewed sense of purpose, the spiral of escalation, energy politics and the significant, pote...

Americanization and globalization have basically been the same thing for the last several generations. But the US's view of the world -- and the world's view of the US -- is changing. In a fast-paced tour of the current state of international politics, Ian Bremmer discusses the challenges of a world where no single country or alliance can meet t...

Elon Musk discusses his new project digging tunnels under LA, the latest from Tesla and SpaceX and his motivation for building a future on Mars in conversation with TED's Head Curator, Chris Anderson.

Wish you could vote in another country's election? Simon Anholt unveils the Global Vote, an online platform that lets anybody, anywhere in the world, "vote" in the election of any country on earth (with surprising results).

Can Twitter be saved? In a wide-ranging conversation with TED's Chris Anderson and Whitney Pennington Rodgers, Twitter CEO Jack Dorsey discusses the future of the platform -- acknowledging problems with harassment and moderation and proposing some fundamental changes that he hopes will encourage healthy, respectful conversations. "Are we actuall...

"I want you to reimagine how life is organized on earth," says global strategist Parag Khanna. As our expanding cities grow ever more connected through transportation, energy and communications networks, we evolve from geography to what he calls "connectography." This emerging global network civilization holds the promise of reducing pollution a...

Concerned about the war Ukraine? You're not alone. Historian Yuval Noah Harari provides important context on the Russian invasion, including Ukraine's long history of resistance, the specter of nuclear war and his view of why, even if Putin wins all the military battles, he's already lost the war. (This conversation, hosted by TED global curator...

Biochemist Kary Mullis talks about the basis of modern science: the experiment. Sharing tales from the 17th century and from his own backyard-rocketry days, Mullis celebrates the curiosity, inspiration and rigor of good science in all its forms.

Many people think the lines on the map no longer matter, but Parag Khanna says they do. Using maps of the past and present, he explains the root causes of border conflicts worldwide and proposes simple yet cunning solutions for each.

You've never seen data presented like this. With the drama and urgency of a sportscaster, statistics guru Hans Rosling debunks myths about the so-called "developing world."

After 15 years in the British diplomatic corps, Carne Ross became a "freelance diplomat," running a bold nonprofit that gives small, developing and yet-unrecognized nations a voice in international relations. At the BIF-5 conference, he calls for a new kind of diplomacy that gives voice to small countries, that works with changing boundaries and...

What's on Elon Musk's mind? In conversation with head of TED Chris Anderson, Musk details how the radical new innovations he's working on -- Tesla's intelligent humanoid robot Optimus, SpaceX's otherworldly Starship and Neuralink's brain-machine interfaces, among others -- could help maximize the lifespan of humanity and create a world where goo...

Can technology create a democracy that's fast, fair ... and even fun? Digital minister Audrey Tang shares how Taiwan avoided a COVID-19 shutdown in early 2020 through innovations like developing apps to map mask availability, crowdsourcing ideas that could become laws and creating a "humor over rumor" campaign to combat disinformation with comed...

In this new season of The TED Interview, conversations with people who make a case for ... optimism. Not some blind, hopeful feeling, but the conviction that somewhere out there are solutions that, given the right attention and resources, can guide us out of the dark place we're in. For the first episode: artificial intelligence. Will innovation...

In life and work, we have a hard time changing course. When we wind up in a miserable job, a failing project, or a floundering romantic relationship, we rationalize, make excuses, and stick with our bad decisions—even when the writing's on the wall. Why? Usually we assume the driving force is sunk costs: we don't want to admit we've wasted that ...