In her global exploration of Indigenous design systems, architect Julia Watson researches enduring innovations that could help us counter the challenges of climate change. From floating villages to living root bridges that strengthen over time, Watson..
What can you hear in silence? In this exploration of sound, host of the podcast "Twenty Thousand Hertz" Dallas Taylor tells the story of arguably the most debated musical composition in recent history -- composer John Cage's iconic piece 4'33" -- and..
Far-UVC light is a type of ultraviolet light that kills microbes and viruses and, crucially, seems to be safe to use around humans. Radiation scientist David Brenner describes how we could use this light to stop the spread of SARS-CoV-2, the virus..
Yann LeCun, the chief AI scientist at Facebook, helped develop the deep learning algorithms that power many artificial intelligence systems today. In conversation with head of TED Chris Anderson, LeCun discusses his current research into..
People everywhere are using Zoom to work, take classes, do yoga -- and even get married. The company's CEO and founder Eric Yuan reflects on how they developed the world's most popular video chat software and envisions a digital future that will..
"We are living through the tech-enabled unraveling of full-time employment itself," says anthropologist Mary L. Gray. As the pandemic exposes and accelerates the shift to on-demand online labor, Gray takes us inside the jobs being created to solve the..
Civil rights leader and longtime US congressman John Lewis spent his life fighting for freedom and justice for everyone. In this illuminating conversation with lawyer and activist Bryan Stevenson, Lewis discusses the essential importance of voting,..
At age 16, journalist and filmmaker Jose Antonio Vargas found out he was in the United States illegally. Since then, he's been thinking deeply about immigration and what it means to be a US citizen -- whether it's by birth, law or otherwise. In this..
"If you change your city, you're changing the world," says Eric Garcetti, mayor of Los Angeles and chair of C40 Cities, a network of the world's megacities committed to tackling the climate crisis. He shares tangible ways Los Angeles and other cities..
Investors tend to think in daily and quarterly numbers, leading to a system that can harm the future health of the economy and planet. Michelle Greene explains how the Long-Term Stock Exchange is reimagining public markets by holding companies to..
Crisis interventions often focus on a single aspect of a big, complicated problem, failing to address the broader social and economic context. Kwame Owusu-Kesse describes how the Harlem Children's Zone is taking a more holistic approach to the..
Reflecting on moments that shaped his life, actor Ethan Hawke examines how courageous expression promotes healing and connection with one another -- and invites you to discover your own unabashed creativity. "There is no path till you walk it," he..
What does Kendrick Lamar have in common with Disney's "Moana"? They recognize our common humanity and show us how to love ourselves and one another, says writer and educator Chloé Valdary. She shares how she uses pop culture to help people develop..
With clarity and insight, economist and author William "Sandy" Darity discusses how the grievous injustice of slavery in the US led to the immense wealth gap that currently exists between Black and white Americans. He explains how reparations for..
Education activist (and recent Oxford graduate) Malala Yousafzai reflects on the defining moments of her life, how she balances passion with personhood and where the world finds itself during the COVID-19 crisis. With humor and humility, she shares..
If we want to build back better after the pandemic, we must reconsider philanthropy and create a new kind of capitalism that's rooted in generosity and accountability, says Darren Walker, president of the Ford Foundation. In this vital conversation,..
What if you could help decide how the government spends public funds in your community? That's the idea behind participatory budgeting, a process that brings local residents and governments together to develop concrete solutions to real problems close..
On July 20, 2012, a mass shooting in a movie theater of Aurora, Colorado left the town, and the nation, reeling. To many -- including Tom Teves, who lost his son in the tragedy -- the news coverage that followed focused on all the wrong things. Why..
A more equal world starts with you. Citing a formative moment from her own life, equity advocate Nita Mosby Tyler highlights why showing up and fighting for others who face injustices beyond your own lived experience leads to a fairer, more just..
"We've been promised a future of chrome -- but what if the future is fleshy?" asks biological designer Christina Agapakis. In this awe-inspiring talk, Agapakis details her work in synthetic biology -- a multidisciplinary area of research that pokes..
We have archives of films, newspapers, even seeds -- what if we could make one for the entire surface of the earth? Drawing on his experience mapping an ancient city in the Honduran jungle, archaeologist Chris Fisher makes the case for scanning the..
In the face of three simultaneous crises -- health, the economy and climate -- do we have a chance to do capitalism differently? Economist Mariana Mazzucato explains why we shouldn't try to go back to normal after the pandemic but should instead..
Meet the friendly robot that could deliver your next burrito. Ali Kashani introduces us to Postmates' autonomous delivery robot and explains how it could help reduce carbon emissions and free up valuable real estate in cities everywhere. Learn more..
"Africa is like a sleeping giant," says journalist and satirist Adeola Fayehun at the beginning of this hilarious, incisive talk. "The truth is I am trying to wake up this giant. That's why I air the dirty laundry of those in charge." Follow along as..
Reducing violence in cities in the US isn't the impossible, intractable challenge many believe it to be, says crime researcher and educator Thomas Abt. He explains how urban violence is "sticky" -- meaning that it clusters among a surprisingly small..
Bill Gates talks best (and worst) case scenarios for the coronavirus pandemic in the months ahead, explaining the challenges of reducing virus transmission, providing an update on promising vaccine candidates, offering his thoughts on reopening and..
At the crossroads of life and livelihood, scholar D-L Stewart invites us into scenes from his own life as he resists and reflects on the dehumanizing narratives that shape the Black trans experience in the US. With each word of his captivating and..
While on lockdown, the galleries of Singapore's iconic ArtScience Museum were empty -- but online, the museum was abuzz. Honor Harger shares how they're engaging deeply with its visitors through streamed talks, performances and workshops that..
Museums are vessels of memory, knowledge, inspiration and dreams. Anne Pasternak, director of the Brooklyn Museum, makes the case for cultural institutions to take a leading role in supporting the world's recovery from COVID-19 -- and shows how, in..
An artwork's color or composition can pull you in -- and put you on the path to having important and difficult conversations, says artist Titus Kaphar. In this stunning talk, he reflects on his artistic evolution and takes us on a tour of his career..
People send 100 billion WhatsApp messages every day -- and they're all encrypted to protect them from potentially curious entities like companies, governments and even WhatsApp itself. With our increased reliance on digital communication tools during..
The coronavirus brought much of the world to a standstill, dropping carbon emissions by five percent. Al Gore says keeping those rates down is now up to us. In this illuminating interview, he discusses how the steadily declining cost of wind and solar..
Cities are engines of culture, commerce, knowledge and community, but they're also centers of inequality and poverty. As the world rebuilds from the coronavirus pandemic, can we transform cities into bastions of equity and sustainability? Architect..
Developing a vaccine usually takes five to 10 years, costs about a billion dollars and has a failure rate of 93 percent. Under the pressure of the coronavirus pandemic, scientists are being asked to speed that timeline up to 12 to 18 months, says..
Poet and policymaker Aaron Maniam describes how the language we use to explain COVID-19 shapes the way we think about it -- whether it's as a "war," a "journey" or, as he suggests, an "ecology." He encourages us to explore a range of imaginative,..
Offering a vision of Afghanistan that goes beyond what's often depicted in the media, President Ashraf Ghani shares his thoughts on peacemaking, the true cost of war, the nation's COVID-19 response strategy and the sweeping economic and social reforms..
Conventional vaccine testing is a slow, years-long process. As thousands of people continue to die each day from COVID-19, bioethicist Nir Eyal proposes a radical idea that could dramatically accelerate the vaccine development timeline: "human..
Out of the more than 70 million displaced people worldwide, only three percent have access to higher education. The Global Education Movement (GEM) is on a mission to change that with the first large-scale initiative of its kind to help refugee..
Our brains create categories to make sense of the world, recognize patterns and make quick decisions. But this ability to categorize also exacts a heavy toll in the form of unconscious bias. In this powerful talk, psychologist Jennifer L. Eberhardt..
Can technology create a democracy that's fast, fair ... and even fun? Digital minister Audrey Tang shares how Taiwan avoided a COVID-19 shutdown in early 2020 through innovations like developing apps to map mask availability, crowdsourcing ideas that..
Developing countries need strong alliances between the public and private sectors to rebuild after COVID-19, says Achim Steiner, administrator for the United Nations Development Programme (UNDP). From building virus tracking systems to supporting..
Colonialism remains as an inescapable blight on the present, lingering in the toxic, internalized mythologies and stereotypes that outlive the regimes that created them, says historian Farish Ahmad-Noor. Examining why these prejudices and narratives..
Legendary hip-hop producer Swizz Beatz is on a mission to revolutionize the way artists do business. In this glorious talk, he shares some of the ways he's helping fellow creatives thrive, including a roving art fair that gives artists 100 percent of..
Athletes train their bodies to run faster, jump higher, throw farther -- so why don't they train their minds, too? Seattle Seahawks quarterback Russell Wilson talks about the power of "neutral thinking," which helps him thrive under pressure (both on..
There is no such thing as being "not racist," says author and historian Ibram X. Kendi. In this vital conversation, he defines the transformative concept of antiracism to help us more clearly recognize, take responsibility for and reject prejudices in..
"Life doesn't go from A to B -- it's messy," says sailing legend Tracy Edwards. In this inspiring talk, she tells how she went from teenage misfit to skipper of the first all-female crew in the toughest race on the seas -- and how she now helps young..
Who are you? To answer this question, artist Shantell Martin followed her pen. In this brilliantly visual talk featuring her signature freestyle line work -- drawn across everything from the screens of Times Square to the bodies of New York City..
Nigel Topping has a cool job: he's the UK's High Level Climate Action Champion for COP26, the UN's climate change conference taking place in 2021. In this wide-ranging interview, Topping discusses his work with scientists, businesses and cities to..
"We need to defund the budgets of police departments. It's the only way we're going to take power back," says Anthony D. Romero, executive director of the American Civil Liberties Union (ACLU). Calling for allies to get involved in the efforts to..