Get transported on a stunningly rendered, sci-fi safari through Planet City: an imaginary metropolis of 10 billion people, from the brain of director and architect Liam Young. Explore the potential outcomes of an urban space designed to house the entire population of the earth -- and imagine answers to what is possible, and what is sustainable, for the planet.
Get transported on a stunningly rendered, sci-fi safari through Planet City: an imaginary metropolis of 10 billion people, from the brain of director and architect Liam Young. Explore the potential outcomes of an urban space designed to house the entire population of the earth -- and imagine answers to what is possible, and what is sustainable, for the planet.
Deep beneath your feet is a molten ball of energy the same temperature as the surface of the sun -- an immense clean energy source that could power the world thousands of times over, says technologist and climate activist Jamie C. Beard. How do we tap it? She lays out a surprising solution, and an unlikely alliance, to harvest geothermal energy from the Earth's core and get it to anywhere in the world.
Former NFL quarterback Alex Smith almost died after a particularly rough tackle snapped his leg in 2018 -- yet he was back on the field just two years later. In this inspiring talk, he shares his hard-won insights on overcoming fear, self-doubt and anxiety that could help anyone endure life's challenges. (This talk contains graphic images.)
As actress Nicole Maines points out, we all unwittingly play supporting roles in each others' life stories -- for better or worse. With charm and aplomb, she shares her experience growing up as a trans youth, emphasizing the big and small ways community acceptance can affect the course of a deeply personal journey.
Global obesity rates are on the rise, but body shaming campaigns are doing more harm than good, says medical anthropologist Nancy N. Chen. Reflecting on how the cultural histories of body ideals have changed over time, she offers a new way to view ourselves and our health by enhancing body diversity to close the gap between what's ideal and what's real.
Could an everyday clothing item help protect your health? In this quick talk, TED Fellow Alicia Chong Rodriguez introduces us to a smart bra designed to gather real-time data on biomarkers like heartbeat, breath and temperature. Learn how this life-saving gadget could help close the gender gap in cardiovascular research -- and, finally, usher women's health care into the 21st century.
In this fascinating conversation, cosmologist and TED Fellow Katie Mack delves into everything from the Big Bang theory to what we see at the edge of the observable universe to a few ways the cosmos might end. Stay tuned to hear Mack recite an original poem on the wonder and marvel of existence. (This conversation, hosted by deputy director of the TED Fellows program, Lily James Olds, was part of a TED Membership event. Visit ted.com/membership to become a TED Member.)
In this fascinating conversation, cosmologist and TED Fellow Katie Mack delves into everything from the Big Bang theory to what we see at the edge of the observable universe to a few ways the cosmos might end. Stay tuned to hear Mack recite an original poem on the wonder and marvel of existence. (This conversation, hosted by deputy director of the TED Fellows program, Lily James Olds, was part of a TED Membership event. Visit ted.com/membership to become a TED Member.)
Government deficits have gotten a bad rap, says economist Stephanie Kelton. In this groundbreaking talk, she makes the case to stop looking at government spending as a path towards frightening piles of debt, but rather as a financial contribution to the things that matter -- like health care, education, infrastructure and beyond. "We have the resources we need to begin repairing our broken systems," Kelton says. "But we have to believe it's possible."
Sci-fi writer Chen Qiufan doesn't fear a dystopian future. Instead, he believes developments in artificial intelligence will make all of our lives better, healthier and safer. He takes us on a tour of the next 20 years of AI and shares some astonishing predictions for the advancements in science and technology that could await us. "For every future we wish to create, we must first learn to imagine it," he says.
Have you found yourself staying up late, joylessly bingeing TV shows and doomscrolling through the news, or simply navigating your day uninspired and aimless? Chances are you're languishing, says organizational psychologist Adam Grant -- a psychic malaise that has become all too common after many months of the pandemic. He breaks down the key indicators of languishing and presents three ways to escape that "meh" feeling and start finding your flow.
Land restoration is about more than planting trees, says environmentalist Susan Graham. Check out how her team combines drone technology with ecology-trained AI to restore degraded land and revive complex, biodiverse ecosystems -- whether it's on a small island or across an entire continent.
2021 is a critical year for climate change. According to the Paris Climate Agreement, governments must decide now on how to reduce the amount of carbon they pump into the atmosphere in order to avoid the most devastating consequences of global warming. So, are we on track to limit global warming to only 1.5 degrees Celsius? The Climate Action Tracker explains the good news and the bad news for the planet. (Updated June 2021)
Dating back more than 800 years, chocolate is deeply woven into the Indigenous history of Oaxaca, Mexico. TED Fellow Germán Santillán talks about his work reviving the Mixtec technique used to prepare this ancient delicacy by training a new generation of local farmers -- helping create economic opportunity and preserve a delicious legacy at the same time.
Music can act as a guide, says cellist Steven Sharp Nelson. It has the power to unlock the mind, tap into the heart and bring light in the darkest times. Take a deep breath as Nelson takes you on a melodic, meditative journey that could reconnect you with your closest loved ones -- no matter how near or far they may be.
Music can act as a guide, says cellist Steven Sharp Nelson. It has the power to unlock the mind, tap into the heart and bring light in the darkest times. Take a deep breath as Nelson takes you on a melodic, meditative journey that could reconnect you with your closest loved ones -- no matter how near or far they may be.
What if your car could drop you off and then find parking by itself? According to electric vehicle entrepreneur Freeman H. Shen, this technology already exists. He shares his vision for a future where AI-powered electric vehicles will solve many of the problems cars currently cause, like smog, traffic congestion, accidents and, yes, endlessly circling the block looking for somewhere to park.
In a staggering display of creativity and community, theater director Amir Nizar Zuabi introduces "The Walk": a theatrical journey following a nine-year-old refugee girl named Amal (represented by a giant, lifelike puppet) as she makes her way from Turkey to England. Zuabi shares the bold vision behind this cultural odyssey aimed at spreading hope and celebrating the refugee experience -- and joins us live from Turkey as Amal passes through a village.
The pandemic spurred an unprecedented reclamation of urban space, ushering in a seemingly bygone era of pedestrian pastimes, as cars were sidelined in favor of citizens. Highlighting examples from across the United States, environmental designer Kevin J. Krizek reflects on how temporary shifts -- like transforming streets into places for dining, recreation and community -- can become permanent fixtures that make for more livable and sustainable cities.
China has pledged to be carbon neutral by 2060 -- and its citizens are helping industries across the country reach that goal. Environmentalist Ma Jun introduces the Blue Map, an app that empowers people to report pollution violations in their communities and track real-time environmental data, holding emitters accountable and helping companies along the global supply chain make informed sourcing decisions. Hear how the app uses the power of transparency to motivate more than 14,000 factories (so far) to clean up.
African artifacts shown in museums worldwide are often not borrowed, but stolen -- and TED Fellow Jim Chuchu is on a mission to get them back. Learn the sordid history behind how many of the collections in the West came to be, Chuchu's extensive work tracking and restoring Kenya's cultural heritage and what these efforts can mean for the wider African continent. An urgent call for institutions to reconsider the morality of the objects they "own" and their significance to the communities from which they were taken.
Is there life on Venus? Quantum astrochemist Clara Sousa-Silva makes the case for a new way to seek and possibly discover habitable planets -- and shares her research into a poisonous, smelly molecule that might signal life beyond Earth.
What if you were holding life-saving medicine ... but had no way to administer it? Zoom down to the nano level with engineer Kathryn A. Whitehead as she gives a breakdown of the little fatty balls (called lipid nanoparticles) perfectly designed to ferry cutting-edge medicines into your body's cells. Learn how her work is already powering mRNA-based COVID-19 vaccines and forging the path for future therapies that could treat Ebola, HIV and even cancer.
We live in a call-out culture, says activist and scholar Loretta J. Ross. You're probably familiar with it: the public shaming and blaming, on social media and in real life, of people who may have done wrong and are being held accountable. In this bold, actionable talk, Ross gives us a toolkit for starting productive conversations instead of fights -- what she calls a "call-in culture" -- and shares strategies that help challenge wrongdoing while still creating space for growth, forgiveness and maybe even an unexpected friend. "Fighting hate should be fun," Ross says. "It's being a hater that sucks."