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TED Tech

TED Tech

TED Tech 266 Episodes Jul 24, 2026

TED Tech explores the intersection of technology and humanity, covering topics from virtual realities to the internet of things. Hosted by journalist Sherrell Dorsey, each episode features TED speakers discussing how tech shapes society, science, design, business, and more. New episodes are released every Friday.

Episodes

Sherrell's Top 5 (#1): How we built Watch Duty, the lifesaving wildfire alert app with John Mills
Sherrell's Top 5 (#1): How we built Watch Duty, the lifesaving wildfire alert app with John Mills Jul 24, 2026 11:53 After finding himself alone in an unreported wildfire in the woodlands of California, John Mills decided to take matters into his own hands. Hear the incredible story of how he rallied fire survivors and retired first responders to create Watch Duty, the nonprofit emergency alert system that’s beating official government warnings and buying people precious minutes to escape danger. Hosted on Acast
Sherrell's Top 5 (#2): Inside India's astonishing solar revolution with Kanika Chawla
Sherrell's Top 5 (#2): Inside India's astonishing solar revolution with Kanika Chawla Jul 24, 2026 13:24 In 2014, the world’s second largest coal consumer made a bold promise: to increase its solar capacity from three gigawatts to 100 gigawatts in just eight years. Many people called it overly ambitious, but energy expert Kanika Chawla saw the opportunity of a lifetime. She tells the story of how India became a solar powerhouse, turning an expensive dream into an economic reality — and creating a mod
Sherrell's Top 5 (#3): How one of China’s biggest tech companies is tackling carbon removal with Xu Hao
Sherrell's Top 5 (#3): How one of China’s biggest tech companies is tackling carbon removal with Xu Hao Jul 24, 2026 23:41 Tencent is one of China’s biggest tech companies, running the popular Chinese messaging app WeChat and the world’s largest video game vendor. Now, it’s also an up-and-coming force in the field of carbon removal. Xu Hao, the vice president of Sustainable Social Value at Tencent, oversees two of those initiatives: the Carbon Neutrality Lab and CarbonX. He sits down with Sherrell Dorsey, host of the
Sherrell's Top 5 (#4): The multidimensional magic of modern maps | Peter Wilczynski
Sherrell's Top 5 (#4): The multidimensional magic of modern maps | Peter Wilczynski Jul 24, 2026 9:40 Maps have long helped us understand the world — now, they can help us shape it. Digital cartographer Peter Wilczynski introduces the Living Globe: a real-time, data-rich digital twin of Earth that fuses satellite imagery, sensor data and AI. Watch for a glimpse of the future of maps — and learn how these new tools can help us build the future without wrecking the planet. Hosted on Acast. See acast
Sherrell's Top 5 (#5): How to pull the emergency brake on global warming with Mohamed A. Sultan
Sherrell's Top 5 (#5): How to pull the emergency brake on global warming with Mohamed A. Sultan Jul 24, 2026 17:08 Landfills across African cities are catching fire and releasing methane, an invisible greenhouse gas with more short-term warming potential than CO2. Sustainable strategist Mohamed A. Sultan reveals how local communities are turning this crisis into opportunity, diverting hundreds of tons of waste from landfills and helping thousands of farmers adopt more sustainable techniques. Learn why cutting
How to power the world – and accelerate clean energy with Kimiko Hirata
How to power the world – and accelerate clean energy with Kimiko Hirata Jul 17, 2026 20:27 How much electricity does humanity use? And how can we ensure that the energy we need in the future is also clean?  In this episode, Sherrell shares two talks on how one climate advocate in Japan is convincing the country to adopt renewable energy, and a TED-Ed lesson that dives into the complex systems required to  power the world.Talks featuredA cheat sheet for accelerating clean energ
How to pick the right path forward with AI with Alvin W. Graylin and Manoush Zomorodi
How to pick the right path forward with AI with Alvin W. Graylin and Manoush Zomorodi Jul 10, 2026 22:38 “Entry-level hiring has collapsed — because Agentic AI is now doing the work that used to train junior developers, researchers, and analysts,” says TED Tech host Sherrell Dorsey. In this episode, Sherrell shares two talks on the future of AI. First, Alvin W. Graylin is in conversation with TED Radio Hour host Manoush Zomorodi at TED Next 2025 on the policies that can help people whose jobs are thr
Is your electric bill about to go up? with Asim Z. Haque
Is your electric bill about to go up? with Asim Z. Haque Jul 3, 2026 46:53 The grid powering millions of homes and businesses on the East Coast was never built to handle the surging demand from data centers and the AI boom. So what happens when the system designed to carry that load starts falling behind and consumers start seeing rate hikes? In this miniseries finale, Sherrell sits down with Asim Z. Haque, Senior Vice President of Governmental & Member Services at P
Power Without a Playbook with Kristen Gonzalez
Power Without a Playbook with Kristen Gonzalez Jun 26, 2026 34:22 With data centers popping up throughout the country, what does accountability look like for local governments? In this episode, Sherrell is in conversation with New York State Senator Kristen Gonzalez discussing the role policy can play in the development –or lack thereof– of data center construction. Afterwards, stick around for a talk from Sasha Luccioni on the alternative AI models that could m
What does the Cloud drink? with Sarah Houston
What does the Cloud drink? with Sarah Houston Jun 19, 2026 39:11 Every time you run an AI query, a pump turns on somewhere. In Memphis, Tennessee, that pump draws from one of the purest aquifers in the world. That same water supply is already threatened by a century of industrial pollution. Community organizer Sarah Houston shares what xAI's five-million-gallon-a-day habit is costing the communities closest to Colossus. Then, a talk from Ayşe Coskun on who pays
The Data Center Next Door with Dr. Sacoby Wilson
The Data Center Next Door with Dr. Sacoby Wilson Jun 12, 2026 27:00 Imagine if one day, your quiet neighborhood came alive with a steady hum… and it never went away? All throughout the United States, data centers are popping up next door and in your backyards. These buildings guzzle millions of water, cause noise pollution, and are raising homeowners’ utility bills. In this first episode of a four-part miniseries, Sherrell interviews environmental health scientist
How a wildlife conservationist is saving animals with online streaming
How a wildlife conservationist is saving animals with online streaming Jun 5, 2026 28:49 Wildlife conservationist Maya Higa did something extraordinary – and surprising. In only 21 hours, Maya reached over a million people and raised more than half a million dollars to fund a wildlife sanctuary – by livestreaming on Twitch.  Following her talk at TED2026, Maya sat down for a special interview with Sherrell to discuss how the internet is creating  a novel, non-invasive way fo

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