How can everyday people help foster and protect democracy? Detailing her work fighting for people power as an activist in Madagascar, Ketakandriana Rafitoson discusses how citizen assemblies — meetings where ordinary citizens get educated about democracy — empower communities to protect their rights, debate important civic questions and take action to create a brighter future.

Fashion is a huge part of the world's waste problem, but it doesn't have to be. Coachtopia founder Joon Silverstein shows how her company creates new designs from the waste products of another, a circular process that cuts the need for new raw materials — and rethinks what qualifies as "luxury." (Made in partnership with Coachtopia)

Seventy-two percent of the world's population lives under some sort of autocratic rule, says freedom fighter Leopoldo Lopez. In a rousing call to defend democracy worldwide, he shares the story of his imprisonment and exile for leading the movement against Venezuela's authoritarian regime — and shares his vision for uniting across borders to champion freedom and stamp out autocracy.

What will the world look like in 2030? International business consultant Nikolaus S. Lang predicts the evolution of a multipolar world, with multiple emerging coalitions of countries acting in new ways to achieve their economic, technological and military goals. He dives into what this will mean for the global economy, offering five tips for business leaders to prepare for the coming geopolitical landscape.

Does AI pose a threat to democracy? Law professor Lawrence Lessig dissects how this emerging technology could influence democratic institutions, warning that we’ve already passed a point (before superintelligence or AGI) that deserves a lot more attention.

In this whimsical talk and performance, musician and comedian Elle Cordova ponders what happened before the Big Bang. She’s then joined by guitarist Toni Lindgren for the original song “Carl Sagan,” exploring social media, human connection and how we’re all just reaching out like stars in the night sky.

In his 2000 bestseller "The Tipping Point," Malcolm Gladwell told the story of why crime fell in New York City in the 1990s. Now, 25 years later, he's back with a confession and a mea culpa: "I was wrong," he says. He shares how his analysis contributed to the rise of the infamous "stop and frisk" policing policy in New York City — and shows why journalists should avoid the trap of imagining a story is ever really over. (Followed by a Q&A with TED's Monique Ruff-Bell)

In a universe not unlike ours, a tech-environmentalist group claims to have created an AI that is the direct “voice of the earth,” a computer connected via electrodes to the mycelium network under an ancient forest named S.A.N. (Sentient Advocate of Nature). The film imagines what nature thinks of human impact on the planet, as a renowned reporter conducts a world-first interview with S.A.N.

What if you could take something as tiny as a grain of sand — and as common as a glass bottle — and use it to tackle the climate crisis? Waste alchemist Franziska Trautmann shares how the spark of an idea turned into a large-scale operation helping restore the eroded shores of Louisiana and beyond. (Created in collaboration with Ignite Talks)

Networking doesn’t always have to feel like a self-serving transaction, says executive coach Daniel Hallak. Highlighting the importance of focusing on giving rather than taking when it comes to making connections, he outlines a mindset shift to help you build better relationships — in a way that doesn't feel gross.

Here's a wild stat: nearly one-third of the world's food production goes to waste each year, a major contributor to the climate crisis. Farmer and UN climate champion Gonzalo Muñoz sheds light on the international negotiations aimed at turning the food system into a climate solution, rather than part of the problem — and shows the progress already underway.

Is it possible to meet the world's seemingly infinite demand for data storage while also caring for the natural environment? Biomedical researcher Keolu Fox and professional surfer and scientist Cliff Kapono believe that Indigenous knowledge combined with the science of genetics may offer such a solution: using the DNA of plant cells (like those found in sugar cane) as mini data warehouses. Learn more about the incredible potential of this technology — and how it could help foster ecosystem resilience in a high-tech world.

Filmmaker Jon M. Chu has enjoyed an incredible run of success, directing films like "Crazy Rich Asians," "In the Heights" and the highly anticipated adaptation of "Wicked" in theaters soon. But he wasn't always sure he'd make it big. In a wide-ranging conversation, Chu gives his thoughts on nurturing creativity, embracing failure and finding inspiration in your upbringing — as well as some key leadership lessons from his new memoir, "Viewfinder." (This live conversation was hosted by TED's Whitney Pennington Rodgers. Visit ted.com/membership to support TED today and join more exclusive events like this one.)

What if solving poverty, caring for nature and fostering well-being were the ultimate goals of the economy, instead of growth for its own sake? Environmentalist and economist Gaya Herrington proposes a shift in thinking from "never enough" to "enough for each," asking us to contemplate whether the end of exponential growth on a finite planet will come by design — or disaster.

In an astounding sonic experience, creative director Felipe Sánchez Luna takes you on a journey through the universe as told in sound. Take a deep breath, listen closely and discover the power of sound to provide you with a new emotional understanding of the world.

Data isn't just about numbers or trends — it's about capturing the stories that shape our lives, says information designer Giorgia Lupi. Following a long COVID diagnosis, she tracked her symptoms meticulously over four years, the data culminating in a visual "New York Times" narrative that resonated deeply with many others suffering from chronic illness. Lupi invites us to consider data not as a rigid or objective truth, but as a living language used to better understand ourselves, offering a surprising shift in perspective — depending on where you look.

What if AI could think and adapt like a real brain? TED Fellow and AI scientist Ramin Hasani shares how liquid neural networks — a new, more flexible AI technology inspired by physics and living brains — could transform how we solve complex problems.

"Georgia is not heard or seen in the world, and many don't even know the location of the country," says TED Fellow and photographer Daro Sulakauri. Through her striking photographs of life in the shadows of Russian occupation, she uses her camera to create a living archive of her home country and defend against the erasure of its borders, culture and history.

When wildfires rage in California, incarcerated people are often on the front lines fighting the flames. TED Fellow Royal Ramey was one of them. He shares the story of how doing public service in prison inspired him to cofound the Forestry and Fire Recruitment Program, a nonprofit helping formerly incarcerated people become wildland firefighters — and find purpose along the way.

TED Fellow and renewable energy expert Norah Magero envisions an Africa that pioneers its own technological future, shifting the narrative from dependence and consumption to self-reliance and innovation. She shares how she developed VacciBox — a solar-powered refrigeration system made in Kenya to keep vaccines cold in off-grid areas — and highlights the power of homegrown solutions to transform health care.

TED Fellow and composer Sahba Aminikia brings the healing power of dance, storytelling, music and performance to some of the most dangerous places on Earth. By celebrating children and their communities with beauty and joy, he shows how to cultivate hope, connection and love — even in conflict zones. "The ultimate power is in unity," Aminikia says.

What if AI could help connect you with the right medical care, exactly when you need it? Health systems entrepreneur, surgeon and TED Fellow Mohamed Aburawi explores how his digital health platform, Speetar, uses AI to bridge the healthcare gap in underserved regions, like his native Libya, by connecting patients with doctors who truly understand their needs.

TED Fellow and economic policy researcher Huiyi Lin is cocreator of "The Poverty Line," an art project examining poverty through the lens of food. By photographing the daily food choices of people living at the poverty line in 38 countries and territories around the world, Lin shines a light on the problem of poverty in a way no policy report ever could.

TED Fellow and equity bioengineer Erika Moore investigates how cells controlling inflammation behave differently depending on a patient's background. By focusing on the "who" behind the disease, Moore is uncovering why certain diseases disproportionately affect certain ethnicities, paving the way for more inclusive and effective health care.

TED Fellow and chemosensory researcher Paule Joseph unveils the hidden power of a sense that's too often overlooked: smell. She delves into the science behind smell — from how it evokes memory and emotion to its potential for early disease detection — and advocates for the creation of a baseline test for taste and smell that could open the door to more comprehensive health care.

“Being on a voyage forces you to unplug,” says TED Fellow and third-generation captain Lehua Kamalu. Sharing ancient knowledge from traditional Hawaiian ocean voyaging, she reflects on the transformational power of seafaring journeys — and what it means to travel mindfully, no matter where you are.

Exploring the history and evolution of vampire lore, author Eric Nuzum traces the origins of these spooky stories, from misunderstandings of death to the sparkly pop culture icons we know today. Beyond the fangs and garlic, he digs into the deeper, everyday fears that vampires reflect.

Joel Bervell was one of the only Black students in his medical school program. After noticing how misconceptions about race were embedded in health care, he turned to social media to raise awareness about the harmful impact of biases in medicine. He unpacks the long history of race-based health care disparities — and shows what the medical field can do to better serve all patients.

The result of the 2024 US presidential election will be critical for Americans and the world. In a fascinating conversation, geopolitical expert Ian Bremmer digs into proposed policies from Kamala Harris and Donald Trump and explores how they think about everything from foreign policy to immigration and the economy. Discover unexpected similarities and crucial differences between the candidates — and get ready for what's to come. (This live conversation, recorded October 10, 2024, was hosted by TED’s Helen Walters. Visit ted.com/membership to support TED today and join more exclusive events like this one.)

Jordan Johnson and Aidan Carberry, the choreographic duo known as JA Collective, give a performance of dance and visual arts, alternating between abrupt and fluid, tense and dreamlike.

How do you reach people trapped in a reality shaped by propaganda? Exploring the dark psychology of disinformation, author and academic Peter Pomerantsev draws on lessons from a forgotten World War II operation to suggest strategies for cutting through misinformation and rebuilding trust in facts today.

Over his decades of farming and ranching, Gabe Brown has noticed a troubling trend: the conventional farming techniques he used were degrading the soil and harming nature. He shares how his family farm turned things around by adopting regenerative agricultural practices — and shows how the wider food system can use these same methods to improve food quality and revitalize the land.

When monarch butterflies migrate, they produce one of the most iconic wildlife spectacles in the world — and provide us with an important indicator of ecological health, says photographer Jaime Rojo. Telling a story about our relationship to the natural world, he shares his experience photographing these mesmerizing insects deep in their remote mountain habitats in Mexico, diving into the latest research into the mysteries of their multi-thousand-mile journey and sharing how each of us can join the growing movement to protect them.

From its life-sustaining energy to its explosive geomagnetic storms, the Sun has many mysteries, says astrophysicist Nour E. Rawafi. He sheds light on NASA's latest endeavor to better understand our fiery neighbor and its impact on the future of society: sending the cutting-edge Parker Solar Probe deep into the Sun's atmosphere in humanity's closest-ever approach to a star.

"New possibilities for storytelling are emerging faster than at any other time in history," says film producer Mark Grimmer. With an immersive approach to art exhibitions, he shares several multidisciplinary projects — including a kaleidoscopic exhibit of David Bowie's world-changing career and a luminous, interactive show that brings visitors inside the paintings of David Hockney — and shows what's possible when ideas collide.

What we eat is less about what we choose and more about what’s offered to us, says food and climate expert Sarah Lake. Unpacking how governments and companies have driven up meat consumption in the US through extensive marketing, she explains how we could employ these same forces to incentivize plant-based eating — for the sake of the planet, public health and global food security.

With all that spam clogging your inbox, a more personalized experience with the brands you interact with would be a refreshing change of pace. Sharing insights from his research into what brands can do to improve the experience of the people they want to reach, personalization pioneer Mark Abraham highlights a key mindset that can help companies boost their growth (and delight their customers) in the era of AI.

In this ode to improvisation, musician and comedian Reggie Watts beatboxes, raps, loops his own rhythms and reflects upon the everyday power of turning the mundane into magic. After all, he says, we're all just making it up as we go along.

Looking to infuse more connection into your time with friends and family? Facilitator Priya Parker urges us to approach gathering with intention and creativity. Diving into the evolving significance of coming together both in-person and virtually, she demystifies the role of a host, outlines mistakes we should avoid and shares the potential of thoughtfully designed get-togethers to bring lasting change to communities, workplaces and personal relationships. (This conversation was hosted by TED's Cloe Shasha Brooks. Visit ted.com/membership to support TED today and join more exclusive events like this one.)

What if your $1 donation could result in a $100 contribution to a cause you believe in? That's the promise of quadratic funding: a new kind of crowdfunding model that uses math to distribute funds based on the number of contributors, rather than the amount given. Gitcoin founder Kevin Owocki dives into the principles and pitfalls of this approach to philanthropy, where "many small donors are more powerful than one large donor."

What's the connection between long-term health and financial stability? Neuroscientist Wendy Suzuki and HSBC Global Private Banking and Wealth's CEO Annabel Spring explore the critical components of a good life — and how simple actions like exercise and financial planning can boost your present and future well-being. They discuss how to maximize your sense of joy, transform your anxiety into a force for good and keep your brain healthy over the course of your life. (This content is made possible by HSBC. It however does not necessarily reflect the views of HSBC.)

AI is shaping every aspect of our lives — but only a handful of tech giants have a say in what this technology can do. So what's going on with world governments? Bilawal Sidhu, host of "The TED AI Show," sits down with geopolitical expert Ian Bremmer to unpack the UN's just-released plan for "Governing AI for Humanity," a report that focuses on the urgent need to guide AI towards helping everyone thrive, rather than just the powerful few. Together, they explore the complexities of AI's rapid growth on a worldwide scale and take a clear-eyed look at the pivotal decisions facing us in the very near future.

We're stuck in a bad news bubble, says Angus Hervey, founder of Fix the News, an independent publication that reports stories of global progress. He shares some of the compelling stories too often left out of our daily news — from a decline in AIDS deaths to decreased deforestation in the Amazon to more effective school feeding programs and greater acceptance of LGBTQ people in many countries. (This conversation with TED's Whitney Pennington Rodgers was recorded on September 5, 2024.)

"Memories are the architects of our identity," says technologist Pau Aleikum Garcia, but they're not permanent. Photos can be lost amid political unrest or natural disaster, while illnesses like Alzhemier's can rob people of their past. He puts forward a novel solution — "synthetic memories," or dreamlike visualizations of long-gone moments created through generative AI — and explores how it could reconnect families or even enhance cognitive abilities.

Can strawberries grown inside a building taste sweeter than those grown in a field? Farming entrepreneur Hiroki Koga explores how his team is combining solar-powered vertical farms with AI, robotics and indoor bee colonies to grow delicious strawberries year-round — and how this practice, if widely adopted, could deliver a harvest of benefits for the future of food.

There's a simple way to increase your cat's happiness, says animal behaviorist Nicky Trevorrow. She explains the importance of play for our feline friends — and for basically any species (looking at you, dog lovers!) — and shares specific, actionable strategies to boost your cat's mental and physical health.

We can blame capitalism for worsening the climate crisis, says journalist Akshat Rathi, but we can also use it to create the solutions we need for the mess we're in. He details how “climate capitalism” — the strategic use of market forces and government policies to make polluting the planet cost more than advancing climate solutions — can flip the script and actually make sustainability profitable.

What does food mean to you, your community and our planet? With ​​personal accounts from the kitchen to the operating room, chef and content creator Jon Kung and cardiologist Uma Valeti unpack how food cultivates creativity and offers opportunities to connect with and blend cultures. Exploring Valeti’s experiences developing a healthier meat alternative, they discuss what it takes to overcome the impossible — whether that’s saving a patient’s life or transforming ideas around traditional foods — and how we can all make steps towards more sustainable cooking.