Nobody really knows how much it would cost to avoid the worst impacts of climate change. Yet historian Yuval Noah Harari’s analysis, based on the work of scientists and economists, indicates that humanity might avert catastrophe by investing the equivalent of just two percent of global GDP into climate solutions. He makes the case that preventing ecological cataclysm will not require the major global disruptions many fear and explains that we already have the resources we need -- it’s just a matter of shifting our priorities. Hosted on Acast. See acast.com/privacy for more information.

Sex is as much mental as it is physical -- and imagination is the most powerful tool we have to expand our personal agency and capacity for pleasure, says sexual wellness storyteller Gina Gutierrez. The founder of audio-erotica company Dipsea, Gutierrez creates immersive audio stories designed to open up space to explore your desires and fantasies on your terms. She shares some tips to inspire your sexual imagination and bring joy, confidence and empowerment into your life. Hosted on Acast. See acast.com/privacy for more information.

Over the last decade, humanitarian organizations have digitized many of their systems, from registering refugees with biometric IDs to transporting cargo via drones. This has helped deliver aid around the world, but it's also brought new risks to the people it's meant to protect. Tech and human rights ethicist Aarathi Krishnan points to the dangers of digitization -- like sensitive data getting into the hands of the wrong people -- and lays out five ethical principles to help inform humanitarian tech innovation. Hosted on Acast. See acast.com/privacy for more information.

How does music shape us? Digital ethnomusicologist and TED Fellow Kyra Gaunt studies how Black girls can preserve the integrity of their own voices while listening, dancing and singing to pop songs largely engineered by men, often with lyrics that express anti-Black, patriarchal sentiments. In a quick, incisive talk, she shows how Black girls can disrupt the stereotypes and stigmas buried within this music and chart their own revolution in sound. Hosted on Acast. See acast.com/privacy for more information.

As the line between the physical and digital worlds blur, so does the line between real-world and virtual sports. Reframing our understanding of competition, data-driven technologist James Hodge explains how far esports (like virtual Formula 1 race car driving) have come in replicating the conditions of physical sports, making elite competition more accessible than ever before. "This really is the new era for play -- and it's open to everyone," he says. Hosted on Acast. See acast.com/privacy for more information.

"The world is a living tapestry ... As the weave of life is torn apart in one place, the threads unravel in another," says author and physics professor Vandana Singh, acknowledging humanity's interconnectedness with the planet -- and the uncertain future we face if we don't protect it. Reading an excerpt from her latest work of speculative fiction, Singh shares a hopeful vision for Earth's renewal. Hosted on Acast. See acast.com/privacy for more information.

A curious, quiet revolution of sound has taken over the internet. Physiologist Craig Richard explains the soothing brain science of Autonomous Sensory Meridian Response (ASMR), tracking its rise in popularity and why this fascinating phenomenon is so relaxing to millions of people around the world. Hosted on Acast. See acast.com/privacy for more information.

Growing up in the public eye, multi-hyphenate creator Bryce Dallas Howard experienced the familiar pressure to share her life with the world on social media. But with her mother’s steadfast guidance, Howard learned to set personal boundaries and savor the beauty of private moments. In this personal talk, she draws on three generations of family wisdom to remind us that “a private life makes a public life worth living.”For a chance to give your own TED Talk, fill out the Idea Search Application: ted.com/ideasearch.Interested in learning more about upcoming TED events? Follow these links:TEDNext: ted.com/futureyouTEDSports: ted.com/sportsTEDAI Vienna: ted.com/ai-viennaTEDAI San Francisco: ted.com/ai-sf Hosted on Acast. See acast.com/privacy for more information.

Life is a constant state of both joy and sorrow, dark and light, bitter and sweet. In a meditative conversation, author Susan Cain explores how being attuned to the bittersweetness of life -- and being fully present for both the happy times and the sad times -- helps us navigate love and loss and connect to the "insane beauty" of the world. (This conversation, hosted by TED current affairs curator Whitney Pennington Rodgers, was part of an exclusive TED Membership event. Visit ted.com/membership to become a TED Member.) Hosted on Acast. See acast.com/privacy for more information.

In the multitude of metaverses that exist there are infinite possibilities for inclusivity and creativity. Inviting us to craft our own digital universes, Minecraft's game director Agnes Larsson shares how the experience of building and sharing metaverses can foster dialogue, friendship and trust -- pointing to the meaningful impact virtual worlds can have on the real world. Hosted on Acast. See acast.com/privacy for more information.

How do you navigate life's growing number of transitions with meaning, purpose and skill? Writer Bruce Feiler offers a powerful way to handle uncertain, painful and confusing times -- or "lifequakes", as he calls them. Learn how to equip yourself with the essential tools and mindset to ride out (and rewrite) the toughest chapters of your life story, and turn unease and upheaval into growth and renewal. Hosted on Acast. See acast.com/privacy for more information.

What if you could control digital devices using just the power of thought? That’s the incredible promise behind the Stentrode -- an implantable brain-computer interface that collects and wirelessly transmits information directly from the brain, without the need for open surgery. Neurotech entrepreneur Tom Oxley describes the intricacies of this breakthrough technology, which is currently enrolling participants in human trials, as well as how it could help restore dignity to those with disabilities -- and transform the future of communication. Hosted on Acast. See acast.com/privacy for more information.

Social entrepreneur Bernhard Kowatsch shares real-life examples of how a business approach focused on accelerating tech (like a blockchain-supported way to bring food to refugees or a machine that fortifies flour at small mills in Africa) can help make an impact on big, seemingly intractable problems. "Innovation and technology can create so much good in the world, and together we can solve the world's biggest challenges," he says. Hosted on Acast. See acast.com/privacy for more information.

Even with public trust at an all-time low, Wikipedia continues to maintain people's confidence. How do they do it? Former CEO of Wikimedia Foundation Katherine Maher delves into the transparent, adaptable and community-building ways the online encyclopedia brings free and reliable information to the public -- while also accounting for bias and difference of opinion. "The seeds of our disagreement can actually become the roots of our common purpose," she says. Hosted on Acast. See acast.com/privacy for more information.

How do doctors in the emergency room stay calm and focused amidst the chaos? Drawing on years of experience, ER doctor Darria Long shares a straightforward framework to help you take back control and feel less overwhelmed when life starts to get "crazy busy." This is an episode of TED Health, a podcast from the TED Audio Collective. From smart daily habits to new medical breakthroughs, host Dr. Shoshana Ungerleider explores new ideas and talks to TED speakers about how we can lead healthier lives. For more podcasts from the TED Audio Collective, subscribe at youtube.com/tedaudiocollective Hosted on Acast. See acast.com/privacy for more information.

Linking together the histories of Henrietta Swan Leavitt, Edwin Hubble and Tracy K. Smith, poet and thinker Maria Popova crafts an astonishing story of how humanity came to see the edge of the observable universe. (Followed by an animated excerpt of "My God, It's Full of Stars," by Tracy K. Smith) Hosted on Acast. See acast.com/privacy for more information.

The recent leak of the US Supreme Court’s draft opinion overturning Roe v. Wade -- the nearly 50-year-old ruling to legalize abortion nationwide -- has left many wondering what happens next for reproductive rights in the country. In a thoughtful, at times contentious conversation between legal historian Mary Ziegler, activist Loretta J. Ross, legal scholar Erika Bachiochi and journalist Joshua Prager, a diverse panel of speakers explores what a reversal of Roe v. Wade would really mean and share their ideas for a path forward for reproductive rights in the US. (This conversation, hosted by TED current affairs curator Whitney Pennington Rodgers, was part of an exclusive TED Membership event on May 19, 2022. Visit ted.com/membership to become a TED Member.) Hosted on Acast. See acast.com/privacy for more information.

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. Hosted on Acast. See acast.com/privacy for more information.

Air travel opens our eyes to the world, but it also comes at a high cost to the environment. Piloting us into a future of green aviation, innovator Ryah Whalen shares three ways to lower the industry's carbon footprint through smarter designs, eco-friendly fuel and new technology -- so we can continue to explore the planet without hurting it. Hosted on Acast. See acast.com/privacy for more information.

“If we can unlock the full potential of our cities, we can minimize the price the planet pays for hosting us in our growing numbers,” says Marvin Rees, the Mayor of Bristol, UK, who understands deeply how cities can help (or hurt) the environment. Rees notes that while sustainable infrastructure already exists in many parts of the world -- like electric buses in Colombia and freshwater reserves in Singapore -- major investments could make similar innovations more far-reaching and successful. He highlights the pivotal role of city mayors in advocating for a “worldwide network of efficient decarbonized cities” that will bring the world closer to its climate goals. Hosted on Acast. See acast.com/privacy for more information.