Former Republican member of the U.S. Congress Bob Inglis shares an optimistic message about how conservatives can lead on climate change and other pressing problems -- and how free enterprise (and working together across ideologies) hold the solutions. "The United States was not built by those who waited and wished to look behind them," Inglis says. "Lead now ... Tell the American people that we still have moon shots in us." Hosted on Acast. See acast.com/privacy for more information.

When Julius Maada Bio first seized political power in Sierra Leone in 1996, he did so to improve the lives of its citizens. But he soon realized that for democracy to flourish, its foundation needs to be built on the will of the people. After arranging an election, he voluntarily gave up power and left Africa. Twenty years later, after being democratically elected president of Sierra Leone, he reflects on the slow path to democracy, the importance of education for all and his focus on helping young Sierra Leoneans thrive. Hosted on Acast. See acast.com/privacy for more information.

"Most of what we send into outer space never comes back," says astrodynamicist and TED Fellow Moriba Jah. In this forward-thinking talk, Jah describes the space highways orbiting earth and how they're mostly populated by space junk. Learn more about his quest to develop and scale the world's first crowdsourced space traffic monitoring system -- and how it could help solve the debris problem in near-earth space. Hosted on Acast. See acast.com/privacy for more information.

What's the antidote to rising nationalism, polarization and hate? In this inspiring, poetic talk, Valarie Kaur asks us to reclaim love as a revolutionary act. As she journeys from the birthing room to tragic sites of bloodshed, Kaur shows us how the choice to love can be a force for justice. Hosted on Acast. See acast.com/privacy for more information.

Legendary ocean researcher Sylvia Earle shares astonishing images of the ocean -- and shocking stats about its rapid decline -- as she makes her TED Prize wish: that we will join her in protecting the vital blue heart of the planet. Hosted on Acast. See acast.com/privacy for more information.

"The hood is good," says Jon Gray of the Bronx, New York-based creative collective Ghetto Gastro. Working at the intersection of food, design and art, Gray and his team work to honor the soul and history of their community, while also applying their unbridled creativity and expansive imagination to unexpected, otherworldly collaborations. Learn more about how they're creating and investing in their home borough -- bringing the Bronx to the world and vice versa. Hosted on Acast. See acast.com/privacy for more information.

Being open and vulnerable with your loneliness, sadness and fear can help you find comfort and feel less alone, says writer and artist Jonny Sun. In an honest talk filled with his signature illustrations, Sun shares how telling stories about feeling like an outsider helped him tap into an unexpected community and find a tiny sliver of light in the darkness.Interested in learning more about upcoming TED events? Follow these links:TEDNext: ted.com/futureyou Hosted on Acast. See acast.com/privacy for more information.

Asking for help is tough. But to get through life, you have to do it all the time. So how do you get comfortable asking? In this actionable talk, social psychologist Heidi Grant shares four simple rules for asking for help and getting it -- while making the process more rewarding for your helper, too.** Hosted on Acast. See acast.com/privacy for more information.

Ethan Lindenberger never got vaccinated as a kid. So one day, he went on Reddit and asked a simple question: "Where do I go to get vaccinated?" The post went viral, landing Lindenberger in the middle of a heated debate about vaccination and, ultimately, in front of a US Senate committee. Less than a year later, the high school senior reports back on his unexpected time in the spotlight and a new movement he's leading to fight misinformation and advocate for scientific truth.** Hosted on Acast. See acast.com/privacy for more information.

Lindsay Amer is the creator of "Queer Kid Stuff," an educational video series that breaks down complex ideas around gender and sexuality through songs and metaphors. By giving kids and their families a vocabulary to express themselves, Amer is helping to create more empathetic adults -- and spreading a message of radical acceptance in a world where it's sometimes dangerous to just be yourself. "I want kids to grow up and into themselves with pride for who they are and who they can be," Amer says. Hosted on Acast. See acast.com/privacy for more information.

Economist Andrew McAfee suggests that, yes, probably, droids will take our jobs -- or at least the kinds of jobs we know now. In this far-seeing talk, he thinks through what future jobs might look like, and how to educate coming generations to hold them. Hosted on Acast. See acast.com/privacy for more information.

In a culture where being social and outgoing are prized above all else, it can be difficult, even shameful, to be an introvert. But, as Susan Cain argues in this passionate talk, introverts bring extraordinary talents and abilities to the world, and should be encouraged and celebrated. Hosted on Acast. See acast.com/privacy for more information.

The world-changing promise of synthetic biology and gene editing has a dark side. In this far-seeing talk, author and entrepreneur Rob Reid reviews the risks of a world where more and more people have access to the tools and tech needed to create a doomsday bug that could wipe out humanity -- and suggests that it's time to take this danger seriously. Hosted on Acast. See acast.com/privacy for more information.

Proteins are remarkable molecular machines: they digest your food, fire your neurons, power your immune system and so much more. What if we could design new ones, with functions never before seen in nature? In this remarkable glimpse of the future, David Baker shares how his team at the Institute for Protein Design is creating entirely new proteins from scratch -- and shows how they could help us tackle five massive challenges facing humanity. (This ambitious plan is a part of the Audacious Project, TED's initiative to inspire and fund global change.) Hosted on Acast. See acast.com/privacy for more information.

AI is massively transforming our world, but there's one thing it cannot do: love. In a visionary talk, computer scientist Kai-Fu Lee details how the US and China are driving a deep learning revolution -- and shares a blueprint for how humans can thrive in the age of AI by harnessing compassion and creativity. "AI is serendipity," Lee says. "It is here to liberate us from routine jobs, and it is here to remind us what it is that makes us human." Hosted on Acast. See acast.com/privacy for more information.

Anger researcher Ryan Martin draws from a career studying what makes people mad to explain some of the cognitive processes behind anger -- and why a healthy dose of it can actually be useful. "Your anger exists in you ... because it offered your ancestors, both human and nonhuman, an evolutionary advantage," he says. "[It's] a powerful and healthy force in your life." Hosted on Acast. See acast.com/privacy for more information.

Why do some gatherings take off and others don't? Author Priya Parker shares three easy steps to turn your parties, dinners, meetings and holidays into meaningful, transformative gatherings. Hosted on Acast. See acast.com/privacy for more information.

The ground beneath your feet is home to a massive, mysterious world of microbes -- some of which have been in the earth's crust for hundreds of thousands of years. What's it like down there? Take a trip to the volcanoes and hot springs of Costa Rica as microbiologist Karen Lloyd shines a light on these subterranean organisms and shows how they could have a profound impact on life up here.** Hosted on Acast. See acast.com/privacy for more information.

Island and coastal nations need to protect their waters in order for our oceans to stay healthy. But they often have lots of debt and aren't able to prioritize ocean protection over other needs. Mark Tercek and his team at The Nature Conservancy see a way to solve both problems at once: buying a nation's debt at a discount and restructuring it to give them lower payments, in exchange for the government's commitment to protect its coastal areas. Learn more about how "Blue Bonds for Conservation" work -- and how you can help unlock billions of dollars for the oceans. This ambitious plan is a part of the Audacious Project, TED's initiative to inspire and fund global change. (Voiced by Ladan Wise) Hosted on Acast. See acast.com/privacy for more information.

Humans have been studying the stars for thousands of years, but astrophysicist Juna Kollmeier is on a special mission: creating the most detailed 3-D maps of the universe ever made. Journey across the cosmos as she shares her team's work on the Sloan Digital Sky Survey, imaging millions of stars, black holes and galaxies in unprecedented detail. If we maintain our pace, she says, we can map every large galaxy in the observable universe by 2060. "We've gone from arranging clamshells to general relativity in a few thousand years," she says. "If we hang on 40 more, we can map all the galaxies." Hosted on Acast. See acast.com/privacy for more information.