Let's build AI data centers in space | Philip Johnston

AI is setting up residence in the final frontier, says technologist Philip Johnston. He shares the incredible work being undertaken to build data centers in outer space — and how they might harness both solar power and frigid temperatures in order to address the AI energy challenge. Learn more about the affordability of this wild idea and how it could address concerns about the resources needed to keep up with the AI boom. Hosted on Acast. See acast.com/privacy for more information.

Picture this: a rocket ship crash-lands on a planet, and an alien approaches the spacecraft. What do you see in your mind when you visualize this scene? For Alex Rosenthal (and many others), the answer is: absolutely nothing. Exploring the fascinating science of aphantasia, or the inability to generate mental images, he shows why our minds are much more different than we think. Hosted on Acast. See acast.com/privacy for more information.

The most powerful stories are the ones told simply to connect with each other, says author Khaya Dlanga. Through humorous anecdotes and moving memories, he explores why it's the conversations we have without strategy or agenda that actually allow us to see one another. Hosted on Acast. See acast.com/privacy for more information.

Impostor syndrome is one of many therapy-speak words that have gone mainstream in the past few years — but what is it, really? Aparna Nancherla knows all about it. Aparna is a comedian and the author of Unreliable Narrator: Me, Myself, and Impostor Syndrome. Despite her success as a performer, she isn’t immune to self-doubt. In this episode, she talks about the ways she’s learned to deal with impostor syndrome: like creating a resume listing all her failures, or making up words at parties to gauge other people’s reactions. She also shares how she learned to put less stock in success and what to do when your mind isn’t telling you the truth. For the full text transcript, visit go.ted.com/BHTranscripts Hosted on Acast. See acast.com/privacy for more information.

“Humans were never designed to live at a pace determined by machines,“ says author Pico Iyer. Following his talk at TED2025, he joins Elise Hu, host of TED Talks Daily, to share how he finds time for silence and mindfulness in a hyperactive world, why he avoids going online and how his previous TED Talk about ping pong led to him being cast in the film “Marty Supreme.” Hosted on Acast. See acast.com/privacy for more information.

In a world growing louder, faster and more fractured, author Pico Iyer makes the case for a radical act of repair. Explore why tapping into silence may be the best medicine you can give yourself, and everyone around you. Hosted on Acast. See acast.com/privacy for more information.

Illustrator and TED Fellow George Butler reports on the ground from conflict zones, climate hotspots and humanitarian crises, using pen, ink and watercolors to highlight personal stories of perseverance. By slowing down and going deeper than the headlines, his humanistic approach is shifting how we think about the news. Hosted on Acast. See acast.com/privacy for more information.

International collaboration expert Qahir Dhanani makes the case for rebuilding public trust in broken institutions by embracing small, focused coalitions that can move faster and act bolder — offering a hopeful, practical vision for updating diplomacy to meet the world’s toughest challenges. Hosted on Acast. See acast.com/privacy for more information.

First impressions matter, so how do you make yours count? Communication consultant Rebecca Okamoto outlines five simple ways to introduce yourself in 20 words or fewer, setting up any interview or conversation for those three crucial words: "Tell me more." Hosted on Acast. See acast.com/privacy for more information.

2026 is a tipping point year, says Ian Bremmer, founder of Eurasia Group. Highlighting the top risks that await the world, he breaks down the US military extraction of Venezuela leader Nicolás Maduro and explains why US President Donald Trump’s embrace of the “Donroe doctrine” kicks off the most uncertain geopolitical environment in decades. With stark insights on what’s to come in Europe, Russia and China, this is a can’t-miss look at the volatile world order. (This interview, hosted by TED’s Helen Walters, was recorded on January 5, 2026.) Hosted on Acast. See acast.com/privacy for more information.