Ted Talks Daily

The world relies on manufacturing, and manufacturing relies on heat — a massive contributor to global carbon emissions, responsible for a quarter of the world's fossil fuel use. Energy entrepreneur John O'Donnell has figured out a better, cleaner way to generate the heat we need to make the stuff we want. Learn how his team turned simple bricks and iron wire into a powerful, unconventional "heat battery" that could deliver industrial heat at scale without the emissions — and why he thinks electrified industrial heat is the next trillion-dollar industry.

Google's chief diversity officer Melonie D. Parker joins journalist and host of the "TED Tech" podcast Sherrell Dorsey for a conversation on fostering belonging and opportunity in the workplace. Learn more about how companies can sustainably promote diversity, equity and inclusion — and why you should aim to "add in," not "fit in."

"Democracy is more fun and inviting when you take it into your own hands," says creator and activist Sofia Ongele. Sharing how she's using coding and social media to defend democracy, Ongele invites us to identify our own creative superpowers — whether it's community organizing, making music or telling stories — and use them to cause a ruckus and bring movements to life. For more go to: audio.colllective.ted.com

Biologist Kathleen McAuliffe dives into new research that suggests certain bacteria in your gut can influence major parts of who you are, from your personality to life-changing neurological disorders. Learn more about how this emerging science could change how we treat disease — and discover the impact of your internal microbial makeup on your mood, weight and more.

"I think of my paintings as alarm clocks," says artist Isabella Kirkland. "They're reminders of what's at stake; the only problem is we keep pushing the snooze button." Investigating humanity's relationship to nature, she shares work that takes a creative stand against ecological despair — and quietly urges climate action through permanent images of vanishing wildlife.

"People told me this was an unadaptable book, so the only logical thing to do was to try to adapt it," says writer, producer and filmmaker Ava DuVernay of her work taking the award-winning title "Caste" from page to screen. In conversation with Pat Mitchell, DuVernay talks about the resulting film, "Origin," and discusses her process for turning ideas into pictures that pack a punch.

Storyteller Golriz Lucina recounts how the historic sacrifice of Iranian 19th-century poet and mystic Táhirih planted the seeds for the "Woman, Life, Freedom" protests today, offering an inspiring lesson in the value of acting with conviction — even if we don't live to see the results.

After years of brand building, marketing veteran Sylvester Chauke realized that his industry had sold the world on overconsumption, with devastating consequences. He shares how marketers could instead promote sustainability with "honest ads" that do right by the planet and encourage people to think twice before buying.

Don't second-guess what "distracts" you, says actor-producer Yara Shahidi; that's your curiosity coming through. The star of hit shows like "black-ish" and "grown-ish" tells how she learned to spot clues to her own future — and how you can, too.

"The world's most important advanced technology is nearly all produced in a single facility," says AI expert Rob Toews. He describes how one company in Taiwan, TSMC, manufactures nearly all the most advanced semiconductor chips — a crucial technology that powers everything from phones to electric vehicles to next-generation artificial intelligence — and breaks down how geopolitical tensions in the region could paralyze the global field of AI.

The impacts of climate change are growing, but so are the world's attempts to stop them. Hosted by Manoush Zomorodi of the TED Radio Hour, this special TED documentary examines the rapid technological revolution underway — and the real possibility of a better future for all. Featuring urban planner Anika Goss, scientist and carbon expert Julio Friedmann, UN Climate Chief Simon Stiell, auto industry sustainability leader Cynthia Williams, and multi-generational farmers Jim and Jessica Whitaker, as well as interviews with architect of the Paris Accords Christiana Figueres, former UN Climate High Champion Nigel Topping and many more.

"Today, Hungary is in the gray zone between a dictatorship and a democracy," says activist Tessza Udvarhelyi. "This did not happen overnight." In a rousing talk, she reminds us just how close any country can come to authoritarianism — and offers on-the-ground lessons for how to keep democracy alive through focus, determination and imagination. (Followed by a brief Q&A with TED curator Cloe Shasha Brooks)

How does getting an abortion — or not — influence a woman's life? Demographer Diana Greene Foster puts forward the results of The Turnaway Study, her landmark work following nearly 1,000 women through abortion or childbirth, presenting definitive data on the long-term physical, mental and economic impacts of the right to choose on pregnant people and their families. "Access to abortion is about control over one's body, life and destiny," says Foster.

2024 will be a dangerous year for the world, says Ian Bremmer, president and founder of Eurasia Group and GZERO Media. Forecasting the top geopolitical risks set to play out in the months to come, he untangles what's in store for the war in Ukraine, the state of the Israel-Hamas conflict and the tensions putting democracy in the United States to the test — all while AI continues to evolve faster than governments can regulate it. (This interview, hosted by TED's Helen Walters, was recorded on January 8, 2024.)

What would happen to humanity if generosity went viral? Sharing transformative stories from around the world, head of TED Chris Anderson outlines why the time has come for the internet to realize its power to supercharge small acts of kindness, changing lives at a scale never experienced before. Learn how to cultivate a generous mindset — with or without giving money — and get inspired with tools to amplify your impact. "Be brave. Give what you can, and then be absolutely amazed at what happens next," Anderson says.

A Chinese saying goes, "There's no pleasure in eating without meat." And the data backs that up: every year, China consumes 26 percent of the world's meat and 45 percent of its seafood — numbers that could grow alongside rising incomes. Impact investor Tao Zhang shows why getting Chinese consumers to switch to plant-based alternatives is vital to tackling climate change and explores how it's also a massive business opportunity to bring tasty, affordable new proteins to market.

Climate innovation leader Rich Powell dives into the bureaucracy, bottlenecks and not-in-my-backyard attitude preventing the US from achieving its green energy goals, warning that we need about 10,000 new clean energy projects to be built in the US this decade if we're to reach net zero by 2050. Learn more about what's needed to fight NIMBYism, get serious about the energy transition — and get out of our own way.

All jobs, especially those held by frontline workers, should have dignity and the ability to turn into great careers, says change management expert Adriann Negreros. From shift flexibility to ending work on time, he outlines what he calls the "handbook of humanity" — people-centered ideas for change, rooted in empathy — that, when implemented, can redefine the nature of frontline work.

"Everybody pees and poops — and we know that urine and stool contain a rich source of information on our health," says data detective Newsha Ghaeli. Exploring the growing field of wastewater epidemiology, she shows how studying sewage can (anonymously) reveal a lot about the collective well-being of our cities — leading to real-time quality-of-life improvements like tracking pandemics, updating social policies and much more.

In a globe-trotting career that has spanned corporations, governments, nonprofits and philanthropy, Rosita Najmi has often found herself translating among them. Instead of focusing on leadership style, she makes the case for becoming fluent in the languages of leadership, explaining how it can help you adapt to audiences across industries and collectively achieve your goals.