You don't need political power to make real change, says activist Katie Fahey. She tells the story of how she led a successful movement in Michigan to end gerrymandering — the practice of drawing district lines to favor one political party — and how it all started with a simple social media post. Hosted on Acast. See acast.com/privacy for more information.

A landfill on fire doesn't only emit a horrid stench — it has devastating consequences for the environment, too. The culprit is methane, an often underestimated greenhouse gas produced in large part by food systems, organic waste and yes, cow burps. Biochemical engineer Marcelo Mena explains the source of this sneaky pollutant, why its emissions need to be cut in half by 2050 — and what you can do to help. Hosted on Acast. See acast.com/privacy for more information.

Drawing on his decades-long mission to formulate the world in computational terms, Stephen Wolfram delivers a profound vision of computation and its role in the future of AI. Amid a debut of mesmerizing visuals depicting the underlying structure of the universe, he provides a sweeping survey of his life's work, offering a new perspective on the applications — and consequences — of AI powered by computational language. Hosted on Acast. See acast.com/privacy for more information.

Electric vehicles need to be more than just eco-friendly — they have to be more chic, convenient and affordable than their gas-powered alternatives, says sustainability leader Cynthia Williams. She explores what it'll take for an electric revolution to succeed in the US, calling on corporations, policy leaders, investors and more to collaborate in unprecedented ways. Hosted on Acast. See acast.com/privacy for more information.

Racial inequality provokes passionate opinions and varied ideas of how to build a fair, equitable society. One topic that's been contentiously debated for generations is color blindness: the concept that we should look beyond race when thinking about equity. In this talk, writer and podcast host Coleman Hughes makes a case in favor of the idea, sharing why he thinks the key to reducing inequality and easing racial tensions is replacing race-based policies with class-based ones. Hosted on Acast. See acast.com/privacy for more information.

The vast majority of our time at work is spent trudging through redundant and outdated workflows, says operations visionary Salvatore Cali. Laying out the most common time-wasting pitfalls, he urges policy leaders and businesses to reevaluate what they ask of both employees and consumers. "By rethinking the true purpose of each task, you will discover what is waste and what is the real gold of your company: the creation of value," says Cali. Hosted on Acast. See acast.com/privacy for more information.

In the US, people spend the overwhelming majority of their time inside buildings that burn fossil fuels, which are bad for both the environment and human health. (Think: breathing in air pollution from gas stoves, furnaces and water heaters.) If we're going to fix this problem, we need to retrofit millions of buildings with all-electric equipment, says energy upgrader Donnel Baird. Hear about his ambitious plan to rip the fossil fuel infrastructure out of aging buildings and upgrade it with smarter, cleaner, healthier technology. Hosted on Acast. See acast.com/privacy for more information.

With some of the highest energy bills in Southeast Asia and extreme weather to match, the Philippines experiences the climate crisis -- and climate activism -- as a part of daily life. Clean energy advocate Kala Constantino highlights how people across the country are coming together to transform policies, power and the economy as the island nation maps out its green revolution. Hosted on Acast. See acast.com/privacy for more information.

Are you thinking of returning to school? Educator Candice Neveu shares three challenges you might face continuing your education mid-career — and three mindset shifts to speed up your learning, improve your confidence and achieve the results you want. Hosted on Acast. See acast.com/privacy for more information.

Environmental activist Gopal D. Patel thinks the climate movement could learn a lot from one of the longest-standing social initiatives in human history: religion. Exploring three areas where frameworks from faith traditions could benefit the climate movement, Patel offers a playbook for discovering your big idea to build momentum towards powerful social change. Hosted on Acast. See acast.com/privacy for more information.

Irina Karamanos Adrian didn't plan on becoming Chile's First Lady — but she set out to transform the role all the same. She shares how she's fighting gender stereotypes and protecting democracy by shifting political power back to where it belongs: to people who were actually elected. Hosted on Acast. See acast.com/privacy for more information.

Material scientist Anna Maria Coclite unveils "smart skin" — artificial skin technology that responds to touch, temperature and humidity like your very own. (It's actually even more sensitive than human skin!) From helping burn victims to paving the way to smarter, safer humanoid robots, Coclite highlights the broad-ranging potential of this innovation. Hosted on Acast. See acast.com/privacy for more information.

Artist Doris Mitsch invites us to revel in the wonders of nature through her dazzling photography: stacked images of starlings in flight, hawks surfing thermal updrafts, bats echolocating through the night sky and more. Revealing the hidden trails created by creatures in flight, her work offers unique insight into the intelligence behind nature's invisible rhythms. Hosted on Acast. See acast.com/privacy for more information.

When it comes to technology, we're often presented with two contrasting visions of the future: one where technology fulfills all our desires, and another where it leads to chaos and conflict. Sociologist Ruha Benjamin is here with a more radical vision of the future — one where humanity isn't saved or slayed by technology, but rather uses it to uplift ordinary people and make things like health care and housing for all a reality. Hosted on Acast. See acast.com/privacy for more information.

A frog and a mockingbird changed Paul Hawken's life, kindling a devotion to protect and restore nature. Now, as one of the world's preeminent environmentalists, he advocates for regeneration — a calling and action plan for the world to come together to end the climate crisis in one generation and put life at the center of every decision we make. Hosted on Acast. See acast.com/privacy for more information.

The world has plenty of clean energy. The problem is storing that energy and getting it where we need it, when we need it, says battery recycling pioneer Emma Nehrenheim. While batteries are fundamental to powering a sustainable future, their production is surprisingly harsh on the environment. She lays out the science behind a breakthrough in recycling a battery's core elements, offering a manufacturing solution that could vastly reduce the industry's environmental impact and demand for new materials from mining. Hosted on Acast. See acast.com/privacy for more information.

From World War II to the 2008 economic collapse and beyond, history shows that economists don’t always see the future as clearly as they think they do, says David McWilliams. Using the words of W.B. Yeats, McWilliams makes the case for embracing unconventional thinkers – poets, artists and musicians – and offers a creative path towards a world filled with less confirmation bias and more understanding. Hosted on Acast. See acast.com/privacy for more information.

AI won't kill us all — but that doesn't make it trustworthy. Instead of getting distracted by future existential risks, AI ethics researcher Sasha Luccioni thinks we need to focus on the technology's current negative impacts, like emitting carbon, infringing copyrights and spreading biased information. She offers practical solutions to regulate our AI-filled future — so it's inclusive and transparent. Hosted on Acast. See acast.com/privacy for more information.

There's a saying that comedy is tragedy plus time. Perhaps that's why some of our biggest problems feel easiest to manage with a dose of humor. Comedian, journalist and actor Roy Wood Jr. has spent his career finding the silly in the serious and using this tactic to influence real change. Listen in to learn how you can tap into the powers of humor in your own life. (This conversation, hosted by comedian Chris Duffy, was part of an exclusive TED Membership event. TED Membership is the best way to support and engage with the big ideas you love from TED. To learn more, visit ted.com/membership.) Hosted on Acast. See acast.com/privacy for more information.

US Congresswoman Lucy McBath has made it her mission to seek bipartisan solutions for gun safety, leading the way in sponsoring so-called “red flag” laws that prevent gun violence and mass shootings. In a searing and timely talk, she shares the personal story that led her to this work — and a message for why comprehensive, common-sense gun legislation in the US is more urgent than ever. Hosted on Acast. See acast.com/privacy for more information.