TED Tech

From local parks to the Amazon rainforest, trees provide shade and shelters for humans, animals, insects, and many other living creatures. They’re the lungs of our planets, but they’re being threatened by deforestation. In this episode, Sherrell is sharing two talks on what happens if the entire Amazon rainforest disappears… and how one land reformer is using satellite imagery to hold tree cutters accountable.Talk featuredIs the Amazon Rainforest disappearing? | Anna RothschildHow to see (and stop) deforestation from space | Tasso AzevedoLearn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Is it effective to engage with politics on social media — and what does it take to make actual change? Katherine Cross is a researcher on online harassment and the author of Log Off: Why Posting and Politics (Almost) Never Mix. She shares why she believes social media is “anti-political” and how virtual engagement will not achieve the necessary political work for us. Katherine and Chris also discuss the limitations of short-form content in conveying decades of geopolitical strife, why our lives would be better off without social media, and the guardrails platforms could utilize to help users engage with posts critically and to slow down viral misinformation.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

We are living through what may be the largest economic bubble in history, spanning AI, cryptocurrency and tech company stocks, says financial analyst Henrik Zeberg. He explores why the current AI-crypto bubble mirrors the great economic frenzies of the past, revealing the psychological forces behind them — and why it looks like we're repeating the same patterns again.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

What if doing your chores were as easy as flipping a switch? In this talk and live demo, roboticist and founder of 1X Bernt Børnich introduces NEO, a humanoid robot designed to help you out around the house. Watch as NEO shows off its ability to vacuum, water plants and keep you company, while Børnich tells the story of its development — and shares a vision for robot helpers that could free up your time to focus on what truly matters.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

What if you had an AI-powered assistant — that took initiative on its own? Technology leader Swami Sivasubramanian believes AI agents are the future of work, capable of sparking new levels of productivity and creativity. Demystifying the workings of autonomous software systems, he explains what they are (and aren’t) and advocates for a world in which AI handles the boring stuff, so you can focus on what matters.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

With a billion mobile phone users and a median population age of 19, Africa isn't catching up to the AI revolution — it's writing an entirely different playbook, says business leader Hardy Pemhiwa. He shows how a generation of entrepreneurs is using AI to teach classes, triage patients and boost farm yields through the power of local compute, local data and local languages.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

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.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

More than 8,000 satellites orbit Earth, taking photos every day. Food security specialist and TED Fellow Catherine Nakalembe shows how she uses this imagery to help smallholder farmers across Africa prepare for floods, droughts and crop failures. Learn why real innovation isn’t always about shinier technology — it’s about making the tech truly fit the problem it’s solving.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

History has been written by whoever controls the dominant fuel of the era — until now, says renewables entrepreneur Matt Tilleard. He explains why, as the clean energy transition ramps up, we’re moving from a world where energy comes from burning fuels to one where it will come from using technology. Learn why this could change everything about global power dynamics — and why the future belongs not to those who control resources, but to those who build and share technology.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

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 methane emissions is a win-win opportunity to drive down global temperatures while also creating more livable cities. (This ambitious idea is part of The Audacious Project, TED’s initiative to inspire and fund global change.)Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

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 model for other countries to follow suit. After, Sherrell reflects on what drives the green economy and the growth strategy other companies can follow.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Faced with the realities of current crises, it’s easy to assume our world is headed in a bleak direction. But there’s good reason to be hopeful— with developments in science and technology, a positive future is more viable than ever before. So, what if the future was awesome? Iseult Gillespie explores what three cities could look like in 100 years if we harness the tools we have at our disposal. [Directed by Devin Clark, Augenblick Studios, narrated by Alexandra Panzer, music by Tom Kaericher].Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

As a teenager, social entrepreneur Anshul Tewari didn’t see young voices represented in the conversations that mattered. His solution? A simple blog that has since transformed into Youth Ki Awaaz (Voice of the Youth): India’s largest citizen media platform, where more than 200,000 young people write about underrepresented issues every month. From stories of bringing electricity to forgotten villages to launching national climate campaigns, Tewari reveals how authentic storytelling can build individual and collective agency for change. After the talk, Sherrell reflects on how to design systems that encourages participation—not clicks.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Attention isn't just about what we focus on -- it's also about what our brains filter out. By investigating patterns in the brain as people try to focus, computational neuroscientist Mehdi Ordikhani-Seyedlar hopes to build computer models that can be used to treat ADHD and help those who have lost the ability to communicate. Hear more about this exciting science in this brief, fascinating talk. After the talk, Shoshana speaks with psychiatrist and ADHD specialist Dr. Sasha Hamdani on transforming healthcare for patients and families with ADHD.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

What do foot massage parties, otters, and AI robot tutors have in common? To find out, tune into our special end-of-year conversation featuring the hosts from TED Talks Daily, TED Radio Hour, TED Business, and TED Tech!Elise Hu, Manoush Zomorodi, Modupe Akinola and Sherrell Dorsey got together to share the biggest ideas dominating their industry and the lesser-known insights they wished garnered more attention. From pushing back against AI advances to sharing the TED Talks that inspired them, Elise, Manoush, Modupe, and Sherrell reflect on 2025 and look ahead to 2026.Conversations MentionedTED Radio HourRay Kurzweil, "Could AI extend your life indefinitely? Futurist Ray Kurzweil thinks so" LINK Victor Riparbelli, “Will AI avatars eventually teach our kids?” LINKPhilip Johns, “Singapore's otters are butting heads with their human neighbors. Can they coexist?” LINKRestoring trust in government, "Move fast...and fix democracy?" LINKTED TalksSitoyo Lopokoiyit in conversation with Jacqueline Novogratz "A story of moral imagination and bold entrepreneurship" LINKSarah Beery, "How AI is unearthing hidden scientific knowledge" LINKScott Loarie (of iNaturalist), "The surprising power of your nature photos" LINKDaniel Zavala-Araiza, "The best way to lower Earth’s temperature — fast" LINKJennifer Pahlka, "Coding a better government" LINKPinky Cole (Slutty Vegan), "How I make vegan food sexy" LINKJason Huang, "The high-wire act of unlocking clean energy" LINKJennifer Doudna, "CRISPR's next advance is bigger than you think" LINKJonny Sun, "You are not alone in your loneliness" LINKLearn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Dr. Joy Buolamwini is a computer scientist and a poet of code who uses art and research to illuminate the social implications of artificial intelligence. She joins to discuss her career as the founder of the Algorithmic Justice League, her best-selling book Unmasking AI: My Mission to Protect What is Human in a World of Machines, and her featured role in the acclaimed Netflix documentary Coded Bias.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

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.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

What makes music “real” — is it the instruments, the voice, the creator’s intention or something else entirely? Dustin Ballard, the creative force behind the viral channel “There I Ruined It,” explores the weird, wonderful and sometimes unsettling ways AI is reshaping music. With fiddle solos and AI-powered mashups of your favorite songs, he invites us to ask: Are new tools fostering creativity, or just making noise?Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

When the Trump administration dismantled USAID, it was the beginning of a post-aid era, says philanthropist and social entrepreneur Jacqueline Novogratz. Aid may not be coming back but in its place Jacqueline hopes creative solutions will emerge to provide independence and dignity at the community level. Jacqueline is the CEO of Acumen and has helped move over $500 million to businesses tackling poverty and climate injustice. She and Sherrell discuss how Acumen works to build newer and smarter economic models of philanthropy, the responsibilities investors have to helping organizations grow with dignity, and why projects that help local communities excite her.This is episode four of a four-part series airing this month on TED Tech, where host and climate tech journalist Sherrell Dorsey speaks with climate leaders  on the technology sparking a greener, more equitable future.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

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 “TED Tech” podcast, to talk about how megacorporation can help advance the climate movement. He also explores the current state of carbon removal technology and how Tencent’s video games are becoming an unlikely source of climate education for hundreds of thousands of people. This is episode three of a four-part series airing this month on TED Tech, where host and climate tech journalist Sherrell Dorsey speaks with climate leaders  on the technology sparking a greener, more equitable future.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

The environmental impact of AI is a growing concern. In this episode, Sherrell sits down with Juan M. Lavista Ferres, the Chief Scientist and Lab Director of Microsoft’s AI for Good Research Lab, to discuss his work in using AI for conservation and sustainability. Whether it’s using AI to measure methane gas leaks or allowing AI to optimize healthcare procedures at reduced costs, Juan argues AI technology can advance conservation efforts and increase accessibility. Sherrell and Juan also discuss the paradox of AI—how to use the technology responsibly and avoid contributing more damage to the environment.This is episode two of a four-part series airing this month on TED Tech, where host and climate tech journalist Sherrell Dorsey is in conversation with TED 2025 Countdown Summit speakers on the technology that can lead to a greener and more equitable future.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

When entrepreneur Samir Ibrahim asked farmers in Kenya what problem they most needed solved, the answer was simple: reliable access to water to irrigate their farms year-round. Samir is the CEO of SunCulture, a company replacing diesel- and petrol-powered water pumps with more affordable solar-powered ones. He sits down with Sherrell Dorsey, host of the “TED Tech” podcast, to discuss how he continues to innovate his product to serve smallholder farmers. Later, Sherrell chats with coffee farmer Josephine Waweru about how SunCulture’s pump revolutionized her farm and the advice she has for young people to succeed.This is episode one of a four-part series airing this month on TED Tech, where host and climate tech journalist Sherrell Dorsey speaks with climate leaders on the technology sparking a greener, more equitable future.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Today, we’re featuring an episode from NPR’s science podcast Short Wave. In it, host Regina G. Barber talks to computer scientist Ilia Shumailov about maybe the buzziest topic around: AI. I’m sure you know AI models like OpenAI's ChatGPT are trained on millions of examples of human-written text. Nowadays, a lot of content on the Internet is written by these generative AI models. That means that AI models trained now may consume their own synthetic content and suffer the consequences. What's the harm? Find out with this episode of Short Wave.Follow NPR's Short Wave podcast on Apple Podcasts and Spotify for more episodes like this, featuring new discoveries, everyday mysteries and the science behind the headlines.Listen to every episode of Short Wave sponsor-free and support our work at NPR by signing up for Short Wave+ at plus.npr.org/shortwave.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

In a moment that stunned the world in 2019, the famed Notre-Dame in Paris went up in flames, threatening the future of the centuries-old Gothic treasure. Philippe Villeneuve, the chief architect of the cathedral’s restoration, recounts the collective effort to bring the building back to life while honoring its history. Listen for a story of craftsmanship, devotion and innovation — and learn how more than 2,000 hands worked to return this landmark to the world.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Artificial intelligence could cost many of us our careers — but that doesn’t mean we should stop its development, says journalist Megan J. McArdle. As she watches AI encroach on her own craft, she shares a fresh take on the 19th-century Luddites, who tried to destroy machines that would upend their trade. Looking back, McArdle reframes today’s fears with a poignant question: If we halt progress to protect the present, what might we be stealing from the future? After the talk, Sherrell highlights how AI might not be replacing human jobs---but creating new ones.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

This is the surprising story of how Texas – rich in oil and gas – became America's biggest producer of wind energy. For our first episode, Ryan and Anjali talk with Pat Wood, once George W. Bush’s right hand man and head of Texas's Public Utility Commission, to uncover the innovative approach that turned Texas into a renewable energy powerhouse. It’s a story about what could get done before partisan politics got in the way of good climate policy, and it shows that economic incentives for consumers, government, and companies can play a huge role in supercharging clean energy.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Who pays for an assassin on the internet? Dark web researcher Carl Miller spent years tracking down the answer to this question. In this chilling talk, he shares how he uncovered real kill orders placed online by seemingly ordinary individuals — and gives an unsettling look at what drives people to the brink. (Note: This talk contains descriptions of violence.)Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

If food waste were  a country, it’d be the third highest emitter of greenhouse gas emissions after China and the US, says Apeel Senior VP of Operations Jenny Du. Following her talk at TED2025, Du sits down for a conversation with host Sherrell Dorsey on how her lab is creating plant-based coating that can help reduce food spoilage. From combating food deserts to extending shelf life, Jenny and Sherrell discuss how Apeel is using science and sustainability to revolutionize the global food system.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Is space the “final frontier” — or the perfect place to revolutionize life on Earth? Space architect Ariel Ekblaw reveals how self-assembling structures could build orbiting real estate in space dedicated to solving humanity’s greatest dilemmas on Earth, leading to scientific and medical breakthroughs only possible in zero gravity.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

The arrival of non-human intelligence is a very big deal, says former Google CEO and chairman Eric Schmidt. In a wide-ranging interview with technologist Bilawal Sidhu, Schmidt makes the case that AI is wildly underhyped, as near-constant breakthroughs give rise to systems capable of doing even the most complex tasks on their own. He explores the staggering opportunities, sobering challenges and urgent risks of AI, showing why everyone will need to engage with this technology in order to remain relevant. After the talk, Sherrell Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

What will dating look like in the age of AI? Whitney Wolfe Herd is the founder and CEO of Bumble, the popular dating app that has helped millions of people meet their match. In this episode, Whitney chats with Adam about her vision for the future of dating online and offline, her decision to take a break from leading Bumble, and the importance of platonic love. They also debate whether or not you have to learn to love yourself before loving someone else, and imagine a world in which AI agents vet potential partners before a first date.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Cement is one of the most-consumed materials on Earth — second only to water — and it accounts for a whopping eight percent of the world's carbon pollution. What if we could turn this climate villain into a hero? Clean tech innovator and serial entrepreneur Ryan Gilliam reveals his company's surprisingly simple process for transforming waste from the cement-making process back into limestone using existing infrastructure, creating a competitive and eco-friendly product that could pave the way for gigaton-scale climate solutions.After the talk, Sherrell reflects on the market for green cement and highlights other initiatives working to increase transparency and adopt lower-emission products.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Artificial intelligence can write a song in seconds, but does that mean human songwriters will become obsolete? Recording Academy CEO Harvey Mason jr. doesn’t think so. A songwriter himself, he offers a four-step “survival guide” for human creators to endure the age of AI, urging musicians to embrace technology while preserving the emotional essence of human artistry.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Almost all batteries, even single-use batteries, are theoretically rechargeable. That's because the metals and other chemicals are still there in the battery. So chemically speaking, a dead battery is actually not that different from a fresh one. Then why do batteries die in the first place? And what should you do with them once they're spent? George Zaidan digs into the science of batteries. [Directed by Luisa Holanda, narrated by George Zaidan, music by Gabriel Maia]. After the talk, Sherrell reflects on the future of recycling batteries and the important role it plays is supporting sustainable energy.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Yoshua Bengio — the world's most-cited computer scientist and a "godfather" of artificial intelligence — is deadly concerned about the current trajectory of the technology. As AI models race toward full-blown agency, Bengio warns that they've already learned to deceive, cheat, self-preserve and slip out of our control. Drawing on his groundbreaking research, he reveals a bold plan to keep AI safe and ensure that human flourishing, not machines with unchecked power and autonomy, defines our future.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

What do you do when there’s too much work but not enough people to do it? Bring in some support! This week, Anne and Frances talk to a listener whose expert sales team can no longer keep up with everything the company offers. Together, Anne and Frances outline ways to simplify work for a stressed out team—including the use of AI to reduce complexity and increase capacity. They also offer advice for any leader moving through a shift as radical as introducing AI into the workflow.What problems are you dealing with at work right now? Call or text 234-FIXABLE or email [email protected] to be featured on the show.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Technologist Tristan Harris has an urgent question: What if the way we’re deploying the world’s most powerful technology — artificial intelligence — isn’t inevitable, but a choice? In this eye-opening talk, he calls on us to learn from the mistakes of social media’s catastrophic rollout and confront the predictable dangers of reckless AI development, offering a “narrow path” where power is matched with responsibility, foresight and wisdom. After the talk, Sherrell reflects on why it's wise to slow down AI's development and discuss about the organizations working to safeguard AI's impact.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

Gen Z slang is rife with new words like "unalive," "skibidi" and "rizz." Where do these words come from — and how do they get popular so fast? Linguist Adam Aleksic explores how the forces of social media algorithms are reshaping the way people talk and view their very own identities.Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

There's an invisible super-pollutant heating up the planet — but it's surprisingly easy to reduce, if we try. Revealing how methane contributes (way) more in the short term to global warming than carbon dioxide, chemical engineer Daniel Zavala-Araiza highlights the emerging technologies and bold new policies that are part of a worldwide effort to hold oil and gas companies accountable for polluting our skies with this harmful gas. It's an optimistic glimpse into a future where global cooperation and cutting-edge monitoring could rapidly slow climate change. After the talk, Sherrell more methane-oriented solutions around the world to help slow climate changeLearn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.

AI is transforming the way we work — could it also reshape what makes us human? In this quick and insightful talk, evolutionary anthropologist Sarah Blaffer Hrdy explores how the human brain was shaped by millions of years of shared childcare and mutually supportive communities, asking a provocative question: If robots help raise the next generation, will we lose the empathy that defines us?Learn more about our flagship conference happening this April at attend.ted.com/podcast Hosted on Acast. See acast.com/privacy for more information.