TED Talks Daily

Your immune system is more socially aware than you think, says social neuroscientist and psychology professor Keely Muscatell. Investigating the interconnectedness of your mood and your inflammatory system, she offers an evolutionary reason as to why being sick may make you feel depressed — and vice versa.

We can produce abundant, sustainable and cheap energy — for everyone, says physicist Julio Friedmann. He explores the infrastructure, innovation and investment needed to supply energy to 10 billion people, offering case studies from Chile's refurbished supply chain, built in partnership with Japan, to Namibia's budding clean hydrogen production, inviting us to envision a greener, more equitably powered world.

Photosynthesis is one of the most important processes on the planet, helping produce the food we eat and the air we breathe. Crop scientist Steve Long thinks it could be more efficient — and he's intent on giving it a boost. He shows how hacking photosynthesis could help feed the world all while reducing climate change.

Covering global war stories can be hard and thankless — but it's critical work if the rest of us are to understand what's really going on in the world. For nearly two decades, journalist Jane Ferguson has reported on hostilities across Africa and the Middle East, and she's witnessed firsthand the changing face of her profession. Via stories of her own experiences at the heart of complex conflicts, she shares fascinating details of how she and other female colleagues have changed the way that news is captured, shared — and understood.

Social progress in the United States often seems to take two steps forward and one step back, with hard-fought civil rights wins countered by a seemingly inevitable backlash. In this spirited talk, writer Charles M. Blow makes the case that history, inverted, suggests a potential path forward. It's an unapologetically provocative proposal that Blow thinks just might spark a real shift toward equality in the US.

When a psychologist who studies well-being ends up with a brain tumor, what happens when she puts her own research into practice? Christina Costa goes beyond the "fight" narrative of cancer -- or any formidable personal journey -- to highlight the brain benefits of an empowering alternative to fostering resilience in the face of unexpected challenges: gratitude.

Does confidence equal competence? Not quite. In a talk that will make you better aware of yourself, experimental psychologist Robin Kramer delves into the Dunning-Kruger effect — which argues that those who are least capable often overestimate their skills the most — and explores just how good you are at judging your own abilities.

Are you actually bored, or is something else going on? Educator Kevin H. Gary shares three practical takeaways to deal with the doldrums, so you can take control of your attention, figure out which feelings to trust and name the real problem.

Just weeks before the management shakeup at OpenAI rocked Silicon Valley and made international news, the company's cofounder and chief scientist Ilya Sutskever explored the transformative potential of artificial general intelligence (AGI), highlighting how it could surpass human intelligence and profoundly transform every aspect of life. Hear his take on the promises and perils of AGI — and his optimistic case for how unprecedented collaboration will ensure its safe and beneficial development.

US President Joe Biden and President of the People's Republic of China Xi Jinping recently met in San Francisco. It was the first time Xi had visited the US in six years — and the first time the two leaders had met in person in a year. Geopolitical expert Ian Bremmer explains the implications of the meeting, sharing context and insight on areas where the pair agree — and flagging key areas where tensions might yet arise. (This conversation with TED's Helen Walters was recorded on November 20, 2023.)

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

From World War I 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 economist 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.

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.

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.)

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.

Using paychecks, perks and carefully worded mission statements plastered on posters, companies are on a never-ending quest to find what drives morale at work. An underappreciated solution lies in the answer to one simple question, says management researcher David Burkus. With notable examples backed by decades of success, he presents a clear path to inspiring your team — and finding your purpose at work.

When technologist Luis von Ahn was building the popular language-learning platform Duolingo, he faced a big problem: Could an app designed to teach you something ever compete with addictive platforms like Instagram and TikTok? He explains how Duolingo harnesses the psychological techniques of social media and mobile games to get you excited to learn — all while spreading access to education across the world.

For some of us it's easy to lose ourselves in our work. But a lack of boundaries between your personal and work life is something mental wellness educator Gloria Chan Packer would warn you about twice. In conversation with host Chris Duffy, she speaks about the perils of gaining your sense of self-worth from your job, discusses her experience with burnout and stress and shares empowering insights on how to shift your perspective to create — and maintain — a healthy distance. This is an episode of How to Be a Better Human, another podcast from the TED Audio Collective. Listen to How to Be a Better Human wherever you're listening to this.

Rice is the world's largest food source — and it's also a massive emitter of methane gas, a key contributor to climate change. Fifth-generation rice farmer Jim Whitaker and his daughter, farmer and conservationist Jessica Whitaker Allen, are working to slash rice's environmental impacts with innovative, sustainable farming practices. They share how they're keeping their family farm in Arkansas profitable while also spreading green farming practices to their neighbors — and, eventually, the rest of the world. "If you take care of the planet, it will take care of you," says Whitaker Allen.

How do we defend people's freedom and dignity against authoritarianism, when the "law of war" doesn't seem to apply anymore? In the face of the Russian occupation of Ukraine, human rights lawyer and Nobel laureate Oleksandra Matviichuk considers this question every day. Exposing the failures of the international system of peace and security, she highlights the capabilities of ordinary people during extraordinary times — and urges us all to take an active position in the struggle for freedom. (This talk contains graphic imagery.)

Writer Annie Rauwerda makes a habit of getting lost among the seemingly endless digital archives of Wikipedia, discovering fake towns, promiscuous tortoises, 19th-century fangirls and so much more. An avid editor of the crowd-sourced platform, she speaks to the joys of exploring niche and humorous subjects, accidentally learning just for fun — and broadening your horizons along the way.

Cancel culture launched a reckoning that was long overdue — but that doesn't mean it's getting everything right. Filmmaker and actor Sarah Jones slips in and out of various characters as she shares her personal experience with cancel culture and suggests a better way to hold others — and ourselves — to account.

As a standup comedian and the host of the TED podcast How to Be a Better Human, Chris Duffy knows how to be engaging in front of a microphone. However, he feels awkward about posting on social media -- yet also worries that not posting is costing him opportunities and a bigger audience. It's a problem that hosts Anne Morriss and Frances Frei have faced, too. Together, they talk about the art and mindset of self-promotion and the ways you can rethink your online presence so it feels more aligned with what you stand for. (This is an episode of Fixable, another podcast from the TED Audio Collective. You can follow Fixable wherever you're listening to this.)

In the long term, shutting down a coal mine means cleaner air and a healthier environment — but in the short term, it can devastate a community or family that relied on the mine's paychecks to make ends meet. Environmental justice advocate Payton M. Wilkins thinks we can protect both workers and the planet with an age-old solution: unions. He digs into the economic fallout of ditching fossil fuels and shows why unions are well-positioned to push the transition to clean energy and green jobs.

For people living in poverty, a guaranteed income can mean finally having the space to dream of a comfortable life. Sharing the stories of single moms who participated in a first-of-its-kind program that offered them $1,000 per month with no strings attached, poverty disrupter Aisha Nyandoro calls for us to redefine what it means to be wealthy — putting aside lavish vacations and fancy cars in favor of paid bills and a well-fed family — and to listen when people tell us what they need most.

From exoskeletons and robotic arms to the mass adoption of remote work, economist Piyachart Phiromswad explores what seniors need to overcome the physical, mental and societal barriers to employment, a necessary shift in our rapidly aging world. Learn more about how these tools could empower elderly workers and better the world — for everyone.

Dasha Navalnaya is the daughter of Alexey Navalny, the politician and leader of the Russian opposition to Vladimir Putin. Sharing the story of her father's poisoning, persecution and current imprisonment, she details what it was like growing up under the watchful eye of government surveillance as her father led a decade-long investigation into the corruption of Putin's regime — and shows why paying attention to what happens in Russia matters to everyone, everywhere.

How is the US going to reach net zero by 2050? That's the question Asmeret Asefaw Berhe, director of the Office of Science for the US Department of Energy, is urgently trying to answer. She shares the thinking behind what her team is calling "Energy Earthshots" — projects designed to accelerate innovation in the fight against climate change, from nature-based solutions in the soil to the creation of brand-new technologies — and calls for innovative, equitable policies backed by science.

Meetings often drain our joy and sap our focus-–and meeting overload kills productivity. So why do we have so many of them– and is a better world possible? Adam investigates the science of improving meetings and explores how workplaces are fighting meeting bloat. Available transcripts for WorkLife can be found at go.ted.com/WLtranscripts

The Hamas attacks on Israel in October 2023 stunned the world. In this timely conversation, political scientist Ian Bremmer explains the historical context of the conflict, how Israel might respond and what it means for Jews, Palestinians and the world at large. Listen in for analysis of the unprecedented events, how the US may factor into the global response and how to find reliable information amid the breathless media coverage and the fog of war. (This interview, hosted by TED's head of curation Helen Walters, was recorded on October 9, 2023.)

How do we stand before the pain and promise of the world and keep hope and courage alive? Journalist and podcast host Krista Tippett has spent a career interviewing some of the world's wisest people in search of answers to that question. Listen along as she offers three practices to help you make sense of what it means to be human right now — and how to live in a way that helps remake the world for the better.

Resumes are a mainstay of the job application process — despite little evidence that they actually help job-seekers or employers get what they want. So why are we still so preoccupied with them? HR leader Nicos Marcou dives into the absurdity of these one-page documents (or can they be two pages?) and offers an update on how companies should think about hiring qualified candidates.

Driven by the belief that businesses can — and should — invest in the communities around them, Intercorp founder and philanthropist Carlos Rodríguez-Pastor has built schools, pharmacies and a literal bridge to better serve Peru's growing middle class. In conversation with TED business curator Corey Hajim, he explores the immense possibility behind private-public partnerships — and his conviction that any individual can step up to create change.

From the field to your closet, your clothes go on a long journey before they enter your life. Designer Amy Powney explores the fashion industry's brutal impact on the environment and human health, modeling what ethical, planet-friendly clothing can look like — and inviting us all to think beyond the label.

Conceptual artist Tavares Strachan creates the kinds of projects that make you stop in your tracks, like a 4.5-ton block of Arctic ice he brought back to his birthplace in the Bahamas or a gold, Egyptian-inspired sculpture he launched into orbit around the Earth. Now he presents his latest creation, the Encyclopedia of Invisibility: a 3,000-page tome filled with more than 17,000 entries on people, places and events often left out of the history books — and encourages us all to unearth hidden stories before they disappear to the passage of time.

"You are constantly becoming a new person," says journalist Shankar Vendantam. In a talk full of beautiful storytelling, he explains the profound impact of something he calls the "illusion of continuity" -- the belief that our future selves will share the same views, perspectives and hopes as our current selves -- and shows how we can more proactively craft the people we are to become. Before and after the talk, TED Business host Modupe Akinola shares a clear-eyed and empowering perspective on your future self's feelings. This is an episode of TED Business, another podcast from the TED Audio Collective. You can follow TED Business wherever you're listening to this.

Are you super devoted to a sports team, superhero or perhaps "Star Wars"? You're part of a fandom, just like storyteller Jordan Dinwiddie. She shares 10 lessons she's learned nerding out on all kinds of things and unpacks the joy, creativity and community that comes from being a fan. (Note: This talk contains graphic language.)

With birth rates falling, the worldwide human population is getting older and smaller. According to traditional thinking, this spells a future of labor shortages, bankrupt social security systems and overall economic collapse. Before you panic about the end of life as we know it, political demographer Jennifer D. Sciubba has a thoughtful playbook for managing the new normal – including ideas on the future of work and migration – and a reminder that a resilient future relies on present-day action.

Fifteen years ago, Uruguay was experiencing an energy crisis brought on by its reliance on fossil fuels; today, the nation produces 98 percent of its electricity from renewable sources (and even exports extra energy to neighboring countries). How did they turn things around so quickly? Uruguay's former secretary of energy, Ramón Méndez Galain, explains how they pulled off this unprecedented shift -- and shares how any other country can do the same.

Physician-scientist Anna Greka investigates the world's rarest genetic diseases, decoding the secrets of our cells through "molecular detective work." She explains how her team is using new, advanced technology to solve decades-old medical mysteries — and shows how this work could help develop precision treatments for millions of people across the globe.

"Why does a vibrator make us uncomfortable, but Viagra does not?" asks cognitive-behavioral coach Robin Buckley. Sharing her own personal story of empowering her teenage daughter to explore the power of pleasure, Buckley encourages parents to talk to their teens about healthy sexual development -- and shares why the awkward conversations are worth it.

You've probably heard of CRISPR, the revolutionary technology that allows us to edit the DNA in living organisms. Biochemist and 2023 Audacious Project grantee Jennifer Doudna earned the Nobel Prize for her groundbreaking work in this field -- and now she's here to tell us about its next world-changing advancement. She explains how her team at the Innovative Genomics Institute is pioneering a brand new field of science -- precision microbiome editing -- that uses CRISPR in an effort to solve seemingly insurmountable problems like asthma, Alzheimer's and climate change. (This ambitious idea is part of the Audacious Project, TED's initiative to inspire and fund global change.)

Ever think you'd hear Sandra Bullock, Britney Spears and Dolly Parton in one TED Talk? Here they are, courtesy of "Saturday Night Live" star Melissa Villaseñor. She shares the life lessons of a comedian -- complete with celebrity impressions -- and reminds us to embrace all of our voices, even if they're a little silly.

The word "sustainability" gets thrown around a lot these days. But what does it actually mean for humanity to be sustainable? Environmental data scientist Hannah Ritchie digs into the numbers behind human progress across centuries, unpacking why the conventional understanding of sustainability is misleading and showing how we can be the first generation of humans to actually achieve it.

Your favorite pair of jeans -- the ones you refuse to throw out -- are actually a part of a global climate solution, says fashion entrepreneur Josephine Philips. When you value your existing clothes instead of chasing the latest trends, you help reduce waste and protect our planet for generations to come. Learn more about the impacts of what you wear -- and the incredible power of repairing your clothes.

"AI can be a transformational tool in our fight against climate change," says Sims Witherspoon, a leader at the AI research lab Google DeepMind. Using wind power as her case study, she explains how powerful neural networks can help us better predict Earth's changing ecosystems and accelerate the breakthrough science needed to create a carbon-free energy supply.

The power sector generates the electricity that sustains modern life -- but it's also the number one contributor to climate change. We need a swift and equitable shift to renewable energy, says 2023 Audacious Project grantee and ReNew2030 executive director Rebecca Collyer. In conversation with TED's David Biello, she introduces a new coalition of governments, businesses and communities that aims to drastically scale wind and solar capacity in the 30 highest-emitting countries. Learn more about their plan -- and why Collyer has hope for a greener, more equitable future. (This ambitious idea is part of the Audacious Project, TED's initiative to inspire and fund global change.)

Climate change doesn't care about ideological divides, says policy analyst and China expert Changhua Wu. Here's what she says the US can learn from the progress China has made on the clean energy revolution -- and why collaboration instead of competition is the key to avoiding climate catastrophe.

It's not just you: the weather is getting worse. And if there's one person who would know, it's "America's weatherman," Al Roker, who's spent decades reporting live from some of the worst storms and natural disasters in history. He explains how we can each take action to address climate change and work towards a more sustainable, hopeful future for generations to come.

Sometimes the world's biggest issues can seem so intractable that meaningful change feels impossible. But what if the answer has been right in front of us all along? What if the answer is actually throwing money at the problems? In this thought-provoking talk, philanthropic advisor Natalie Cargill shares what might happen if we came together to spend 3.5 trillion dollars on fixing the world. And, yes, she also has a plan for where to get the money from. (Followed by a Q&A with Anna Verghese, executive director of The Audacious Project.)

Everyone loses their temper from time to time — but the stakes are dizzyingly high when the focus of your fury is your own child. Clinical psychologist and renowned parenting whisperer Becky Kennedy is here to help. Not only does she have practical advice to help parents manage the guilt and shame of their not-so-great moments but she also models the types of conversations you can have to be a better parent. (Hint: this works in all other relationships too.) Bottom line? It's never too late to reconnect.

Peter McIndoe isn't a fan of birds. In fact, he has a theory about them that might shock you. Listen along to this eye-opening talk as it takes a turn and makes a larger point about conspiracies, truth and belonging in divisive times.

The flexibility to work from anywhere won't necessarily make you love your job, says HR leader Sarah Aviram. Sharing practical wisdom from research conducted while working remotely in 12 different countries, she reveals the real challenges that hybrid work policies can't fix -- and shows how to truly thrive at your job no matter where you get it done.

K Allado-McDowell has co-written three books with AI, so they speak from experience when they say that nurturing a creative relationship with these systems can open minds and make new worlds possible. Before giving the stage over to a performance of "Song of the Ambassadors" -- their otherworldly opera, also co-created with AI -- Allado-McDowell presents three principles for a future where machines preserve and even enhance what it means to be human.

At its worst, "business speak" -- or the particular language we use at work -- can be jargony, confusing and even exclusionary. But it doesn't have to be, says journalist and comedian Bob Wiltfong. Showcasing a smattering of corporate acronyms and phrases that don't make much sense without context (think: "OKRs" and "when pigs fly"), he gives three tips on how to cut the BS out of business speak so we can all better understand each other at work.

In athletics, in business, in life, everyone sets goals. But that's not the way to excel, according to former NFL player Emmanuel Acho, now an author and TV sports analyst. Here's what he says to do instead.

Have we misunderstood pain? Researcher and physician Amy Baxter unravels the symphony of connections that send pain from your body to your brain, explaining practical neuroscience hacks to quickly block those signals. Her groundbreaking research offers alternatives for immediate pain relief -- without the need for addictive opioids. (Followed by a Q&A with TED current affairs curator Whitney Pennington Rodgers)

We don't know about you, but we are fans of weekends. And social security. And health insurance. And the end of child labor! And all of these workplace protections exist because of the advocacy of labor unions. In this episode, political scientist Margaret Levi shares the long history of organizing labor and explains how unions create equality and protect worker rights. She also discusses her optimism about today's young workforce and why she believes that an equitable future requires a revival of the labor movement. This is an episode of How to Be a Better Human, a podcast from the TED Audio Collective. You can listen to more How to Be a Better Human wherever you're listening to this.

From health-tracking wearables to smartphones and beyond, data collection and computer modeling have become a ubiquitous part of everyday life. Advancements in these areas have given birth to "digital twins," or virtual models that evolve alongside real-world data. Aerospace engineer Karen Willcox explores the incredible possibilities these systems offer across engineering, climate studies and medicine, sharing how they could lead to personalized medicine, better decision-making and more.

How is AI changing the nature of human imagination and creativity? Through a mind-bending tour of new techniques he's been tinkering with, creative technologist Bilawal Sidhu shows how anyone can use AI-powered tools -- like 3D scans that let you redesign the physical world in real time -- to expand the possibilities of artistic expression, often within just minutes.

What would it take to make global supply chains cleaner and greener? Bo Cerup-Simonsen -- who's helping decarbonize the maritime industry as CEO of the Mærsk Mc-Kinney Møller Center for Zero Carbon Shipping -- discusses why tenacious collaboration is key to orchestrating systemic change. In conversation with TED's Lindsay Levin, he shares important lessons on collective problem-solving and decision-making that could benefit any industry making a green transition.

The shipping industry is vital to the global economy, but it's also a huge contributor to the climate crisis. Morten Bo Christiansen, a leader of the energy transition for the global shipping company A.P. Moller – Maersk, talks to TED's Lindsay Levin about the launch of the first-ever cargo ship powered by green methanol, the industry's urgent need to shift away from fossil fuels -- and what it could all mean for people's pockets.

Technologist Yat Siu believes the "open metaverse" -- a decentralized version of the internet also known as web3 -- is laying the foundation for a freer, fairer, more prosperous society. In a future-focused talk, he explores the transformative possibilities of web3, from enabling digital ownership and the creator economy to providing a much-needed update to capitalism.

From the astonishing evolutionary advances of the Cambrian explosion to our present-day computing revolution, the trend of dramatic growth after periods of stability can be explained through the theory of the "adjacent possible," says theoretical biologist Stuart Kauffman. Tracing the arc of human history through the tools and technologies we've invented, he explains the impact human ingenuity has had on the planet -- and calls for a shift towards more protection for all life on Earth.

With data as his paintbrush, media artist Refik Anadol trains AI algorithms to visualize the disappearing wonders of nature. He gives a beautiful tour of his recent work -- imagery of artificial coral reefs, flowers, rainforests -- and ponders: Can we use AI to preserve our memories of the fading natural world?

Artist Ersin Han Ersin invites us to step inside a giant sequoia tree, peering through the bark into the tapestry of life within. Discover how his multisensory installations explore the concept of "umwelt," or the unique sensory experience of different organisms, and reveal the deep interconnectedness of humanity with the natural world.

The key to revolutionizing the world's energy landscape may lie in an unlikely love story, says energy innovator Olivia Breese. She details the fateful marriage of a green electron and a water molecule -- a powerful source of carbon-free, sustainable energy -- and calls for universal investment in this potentially transformative resource. "A world which runs entirely on green energy, it's not a luxury. It's a necessity," she says.

Yvonne Newbold's son, Toby, is one of the millions of young people living with a disability. Parenting Toby has offered her some lessons on how to help children move from anxiety-led behavior towards happier times. Drawing on her personal experience, she outlines some of the most effective and actionable of these strategies -- starting with a dash of curiosity, kindness and creative thinking.

The deadliest severe weather phenomenon is something you might not realize: extreme heat. Eleni Myrivili, chief heat officer of the city of Athens, Greece, explains that extreme heat and heat waves are often overlooked because they're not as dramatic as flooding or hurricanes – and breaks down three approaches to keep cities cool in a time of rapid global temperature rise. "Cranking up the air conditioner is just not going to cut it," she says.

The developing world is most affected by climate change but has contributed the least to the problem. Meanwhile, rich countries historically exacerbated the environmental crisis and grew wealthy as a result -- but aren't helping developing countries build climate resilience, which is now more crucial than ever to slowing climate change everywhere. Economist Avinash Persaud has an ambitious proposal to reimagine that dynamic: the Bridgetown Initiative, a groundbreaking vision of how rich countries can catalyze climate mitigation, contribute to loss and damages and help build a sustainable future for all.

Whether it's dandelions blooming in your backyard or purslane sprouting from the sidewalk, vegan forager Alexis Nikole Nelson is on a mission to show how freely growing flora could make its way to your plate. With contagious enthusiasm and a live cooking demo, she explains the benefits of expanding your palate to include "wild" foods that are delicious, nutritious and planet-friendly -- and gives three tips for helping others go from skeptical to confident in their own food adventures.

What can we make of a design that shows up over and over in disparate cultures throughout history? Theorist Terry Moore explores "Penrose tiling" -- two shapes that fit together in infinite combinations without ever repeating -- and ponders what it might mean.

Based on her work for a CIA task force aimed at predicting civil wars, political scientist Barbara F. Walter examines the rise in extremism and threats to democracies around the globe -- and paints an unsettling picture of the increasing likelihood of a second civil war in the United States.

In a talk packed with wry wisdom, pop culture queen Bevy Smith shares hard-earned lessons about authenticity, confidence, mature success and why, if you put in the work, "life gets greater later."

The traditional approach to work needs a redesign, says economist Juliet Schor. She's leading four-day work week trials in countries like the US and Ireland, and the results so far have been overwhelmingly positive: from increased employer and customer satisfaction to revenue growth and lower turnover. Making the case for a four-day, 32-hour work week (with five days of pay), Schor explains how this model for the future of work could address major challenges like burnout and the climate crisis -- and shares how companies and governments could work together to make it a reality.

Could the tech industry's complex algorithms support people during their darkest times, rather than just deliver targeted ads? Drawing from his own experience with depression, global mental health researcher Sandersan Onie shows how internet search behaviors can provide valuable insights into suicide risk and potentially help save lives by reaching people in a deeply personal way, at a crucial moment.

What happens when human and machine creativity meet? From an AI model trained on classic works to generate a seemingly infinite stream of portraits to a neural network that envisions otherworldly life-forms in impossible detail, media art curator Eileen Isagon Skyers showcases mind-bending art that embraces our increasingly technological future, showing how AI can stretch the scope of human imagination and help create worlds we could never design alone.

In a blistering talk, Nobel Laureate Al Gore looks at the two main obstacles to climate solutions and gives his view of how we might actually solve the environmental crisis in time. You won't want to miss his searing indictment of fossil fuel companies for walking back their climate commitments -- and his call for a global rethink of the roles of polluting industries in politics and finance.

The city of Port Talbot in South Wales is known for a few things: a steel mill, a proudly working class population and a passionate commitment to the arts that produced Hollywood superstars Richard Burton and Anthony Hopkins. In this sweet, personal talk, actor Michael Sheen shares how he was also able to take advantage of all the city had to offer, why he's worried that a change in approach to arts education means that kids now don't get the same kind of chances -- and the steps he's taking to ensure that creative up-and-comers get the support and access they deserve. (With animations by Sam Orams and Sarah Klan.)

Climate action is speeding up -- and we each have the power to push that transformation forward. As the head of the UNFCCC, the UN's entity supporting the global response to climate change, Simon Stiell points to clear social and technological signals that show we're at the tipping points of a green revolution -- and invites us all to apply our unique skills to defending the planet against the catastrophic impacts of the climate crisis.

Experiential artist Lucas Rizzotto was going through a tough breakup, so he did what anyone would do: he built a personal time machine. In a playful talk, he shares how his free-ranging experimentation led to various delightful, unexpected innovations that are changing how people think about the relationship between technology and art. "Technology gives us the tools, but art shows us the way," he says.

As a neurodivergent child going to school far from home, Misan Harriman found solace in the internet -- "an endless library of the extraordinary," as he calls it. In this powerful talk, he shares his journey as a self-taught photographer of extraordinary range, from covering the greatest civil rights movements of our lifetimes to becoming the first Black man to shoot a cover for British Vogue. A reminder that each one of us can find our own ways to create a better world for all.

What if we could use waste to create resilient and sustainable buildings? Bringing out the beauty of the dirt beneath our feet, climate-responsive architect Vinu Daniel shares how he and his team are giving local and discarded materials (think: mud, plastic and used tires) a second life by using them to create dreamlike homes, schools and other public spaces.

When does vision loss become blindness? Writer, audio producer and editor Andrew Leland explains how his gradual loss of vision revealed a paradoxical truth about blindness -- and shows why it might have implications for how all of us see the world.

Sharing the inside scoop on how the world's largest food company aims to reach net zero by 2050, Nestlé North America CEO Steve Presley joins TED's Lindsay Levin to discuss the progress they've made so far and where they're investing for sustainability. A big focus will be regenerative agriculture -- producing food in a way that helps the planet instead of harming it -- by working with farmers and other partners across the entire food production process.