Jeff Speck: 4 ways to make a city more walkable

TEDxMidAtlantic

Jeff Speck: 4 ways to make a city more walkable


Freedom from cars, freedom from sprawl, freedom to walk your city! City planner Jeff Speck shares his "general theory of walkability" -- four planning principles to transform sprawling cities of six-lane highways and 600-foot blocks into safe, walkable oases full of bike lanes and tree-lined streets.

Sue Klebold: My son was a Columbine shooter. This is my story

TEDMED 2016

Sue Klebold: My son was a Columbine shooter. This is my story


Sue Klebold is the mother of Dylan Klebold, one of the two shooters who committed the Columbine High School massacre, murdering 12 students and a teacher. She's spent years excavating every detail of her family life, trying to understand what she could have done to prevent her son's violence. In this difficult, jarring talk, Klebold explores the intersection between mental health and violence, advocating for parents and professionals to continue to examine the link between suicidal and homicidal thinking.

Joshua Smith: New nanotech to catch cancer early

TED@IBM

Joshua Smith: New nanotech to catch cancer early


What if every home had an early-warning cancer detection system? Researcher Joshua Smith is developing a nanobiotechnology "cancer alarm" that scans for traces of disease in the form of special biomarkers called exosomes. In this forward-thinking talk, he shares his dream for how we might revolutionize cancer detection and, ultimately, save lives.

Eduardo Briceño: How to get better at the things you care about

TEDxManhattanBeach

Eduardo Briceño: How to get better at the things you care about


Working hard but not improving? You're not alone. Eduardo Briceño reveals a simple way to think about getting better at the things you do, whether that's work, parenting or creative hobbies. And he shares some useful techniques so you can keep learning and always feel like you're moving forward.

Thordis Elva and Tom Stranger: Our story of rape and reconciliation

TEDWomen 2016

Thordis Elva and Tom Stranger: Our story of rape and reconciliation


In 1996, Thordis Elva shared a teenage romance with Tom Stranger, an exchange student from Australia. After a school dance, Tom raped Thordis, after which they parted ways for many years. In this extraordinary talk, Elva and Stranger move through a years-long chronology of shame and silence, and invite us to discuss the omnipresent global issue of sexual violence in a new, honest way. For a Q&A with the speakers, visit go.ted.com/thordisandtom.

Nagin Cox: What time is it on Mars?

TEDxBeaconStreet

Nagin Cox: What time is it on Mars?


Nagin Cox is a first-generation Martian. As a spacecraft engineer at NASA's Jet Propulsion Laboratory, Cox works on the team that manages the United States' rovers on Mars. But working a 9-to-5 on another planet -- whose day is 40 minutes longer than Earth's -- has particular, often comical challenges.

Salil Dudani: How jails extort the poor

TEDxStanford

Salil Dudani: How jails extort the poor


Why do we jail people for being poor? Today, half a million Americans are in jail only because they can't afford to post bail, and still more are locked up because they can't pay their debt to the court, sometimes for things as minor as unpaid parking tickets. Salil Dudani shares stories from individuals who have experienced debtors' prison in Ferguson, Missouri, challenging us to think differently about how we punish the poor and marginalized.

Alan Smith: Why we're so bad at statistics

TEDxExeter

Alan Smith: Why we're so bad at statistics


Think you're good at guessing stats? Guess again. Whether we consider ourselves math people or not, our ability to understand and work with numbers is terribly limited, says data visualization expert Alan Smith. In this delightful talk, Smith explores the mismatch between what we know and what we think we know.

Sarah Parcak: Help discover ancient ruins -- before it's too late

TED2016

Sarah Parcak: Help discover ancient ruins -- before it's too late


Sarah Parcak uses satellites orbiting hundreds of miles above Earth to uncover hidden ancient treasures buried beneath our feet. There's a lot to discover; in the Egyptian Delta alone, Parcak estimates we've excavated less than a thousandth of one percent of what's out there. Now, with the 2016 TED Prize and an infectious enthusiasm for archaeology, she's developed an online platform called GlobalXplorer that enables anyone with an internet connection to discover unknown sites and protect what remains of our shared human inheritance.

Deepika Kurup: A young scientist's quest for clean water

TEDWomen 2016

Deepika Kurup: A young scientist's quest for clean water


Deepika Kurup has been determined to solve the global water crisis since she was 14 years old, after she saw kids outside her grandparents' house in India drinking water that looked too dirty even to touch. Her research began in her family kitchen -- and eventually led to a major science prize. Hear how this teenage scientist developed a cost-effective, eco-friendly way to purify water.

Maurice Conti: The incredible inventions of intuitive AI

TEDxPortland

Maurice Conti: The incredible inventions of intuitive AI


What do you get when you give a design tool a digital nervous system? Computers that improve our ability to think and imagine, and robotic systems that come up with (and build) radical new designs for bridges, cars, drones and much more -- all by themselves. Take a tour of the Augmented Age with futurist Maurice Conti and preview a time when robots and humans will work side-by-side to accomplish things neither could do alone.

Jeanne Gang: Buildings that blend nature and city

TEDWomen 2016

Jeanne Gang: Buildings that blend nature and city


A skyscraper that channels the breeze ... a building that creates community around a hearth ... Jeanne Gang uses architecture to build relationships. In this engaging tour of her work, Gang invites us into buildings large and small, from a surprising local community center to a landmark Chicago skyscraper. "Through architecture, we can do much more than create buildings," she says. "We can help steady this planet we all share."

Robb Willer: How to have better political conversations

TEDxMarin

Robb Willer: How to have better political conversations


Robb Willer studies the forces that unite and divide us. As a social psychologist, he researches how moral values -- typically a source of division -- can also be used to bring people together. Willer shares compelling insights on how we might bridge the ideological divide and offers some intuitive advice on ways to be more persuasive when talking politics.

Caleb Barlow: Where is cybercrime really coming from?

TED@IBM

Caleb Barlow: Where is cybercrime really coming from?


Cybercrime netted a whopping $450 billion in profits last year, with 2 billion records lost or stolen worldwide. Security expert Caleb Barlow calls out the insufficiency of our current strategies to protect our data. His solution? We need to respond to cybercrime with the same collective effort as we apply to a health care crisis, sharing timely information on who is infected and how the disease is spreading. If we're not sharing, he says, then we're part of the problem.

Emily Parsons-Lord: Art made of the air we breathe

TEDxYouth@Sydney

Emily Parsons-Lord: Art made of the air we breathe


Emily Parsons-Lord re-creates air from distinct moments in Earth's history -- from the clean, fresh-tasting air of the Carboniferous period to the soda-water air of the Great Dying to the heavy, toxic air of the future we're creating. By turning air into art, she invites us to know the invisible world around us. Breathe in the Earth's past and future in this imaginative, trippy talk.

Ashley Judd: How online abuse of women has spiraled out of control

TEDWomen 2016

Ashley Judd: How online abuse of women has spiraled out of control


Enough with online hate speech, sexual harassment and threats of violence against women and marginalized groups. It's time to take the global crisis of online abuse seriously. In this searching, powerful talk, Ashley Judd recounts her ongoing experience of being terrorized on social media for her unwavering activism and calls on citizens of the internet, the tech community, law enforcement and legislators to recognize the offline harm of online harassment.

Sisonke Msimang: If a story moves you, act on it

TEDWomen 2016

Sisonke Msimang: If a story moves you, act on it


Stories are necessary, but they're not as magical as they seem, says writer Sisonke Msimang. In this funny and thoughtful talk, Msimang questions our emphasis on storytelling and spotlights the decline of facts. During a critical time when listening has been confused for action, Msimang asks us to switch off our phones, step away from our screens and step out into the real world to create a plan for justice.

Dan Bricklin: Meet the inventor of the electronic spreadsheet

TEDxBeaconStreet

Dan Bricklin: Meet the inventor of the electronic spreadsheet


Dan Bricklin changed the world forever when he codeveloped VisiCalc, the first electronic spreadsheet and grandfather of programs you probably use every day like Microsoft Excel and Google Sheets. Join the software engineer and computing legend as he explores the tangled web of first jobs, daydreams and homework problems that led to his transformational invention.

Alejandro Sánchez Alvarado: To solve old problems, study new species

TEDxKC

Alejandro Sánchez Alvarado: To solve old problems, study new species


Nature is wonderfully abundant, diverse and mysterious -- but biological research today tends to focus on only seven species, including rats, chickens, fruit flies and us. We're studying an astonishingly narrow sliver of life, says biologist Alejandro Sánchez Alvarado, and hoping it'll be enough to solve the oldest, most challenging problems in science, like cancer. In this visually captivating talk, Alvarado calls on us to interrogate the unknown and shows us the remarkable discoveries that surface when we do.

Deeyah Khan: What we don't know about Europe's Muslim kids

TEDxExeter

Deeyah Khan: What we don't know about Europe's Muslim kids


As the child of an Afghan mother and Pakistani father raised in Norway, Deeyah Khan knows what it's like to be a young person stuck between your community and your country. In this powerful, emotional talk, the filmmaker unearths the rejection and isolation felt by many Muslim kids growing up in the West -- and the deadly consequences of not embracing our youth before extremist groups do.

Mandy Len Catron: A better way to talk about love

TEDxSFU

Mandy Len Catron: A better way to talk about love


In love, we fall. We're struck, we're crushed, we swoon. We burn with passion. Love makes us crazy and makes us sick. Our hearts ache, and then they break. Talking about love in this way fundamentally shapes how we experience it, says writer Mandy Len Catron. In this talk for anyone who's ever felt crazy in love, Catron highlights a different metaphor for love that may help us find more joy -- and less suffering -- in it.

George Tulevski: The next step in nanotechnology

TED@IBM

George Tulevski: The next step in nanotechnology


Every year the silicon computer chip shrinks in size by half and doubles in power, enabling our devices to become more mobile and accessible. But what happens when our chips can't get any smaller? George Tulevski researches the unseen and untapped world of nanomaterials. His current work: developing chemical processes to compel billions of carbon nanotubes to assemble themselves into the patterns needed to build circuits, much the same way natural organisms build intricate, diverse and elegant structures. Could they hold the secret to the next generation of computing?

Sam Kass: Want kids to learn well? Feed them well

TED Talks Live

Sam Kass: Want kids to learn well? Feed them well


What can we expect our kids to learn if they're hungry or eating diets full of sugar and empty of nutrients? Former White House Chef and food policymaker Sam Kass discusses the role schools can play in nourishing students' bodies in addition to their minds.

Sofia Jawed-Wessel: The lies we tell pregnant women

TEDxOmaha

Sofia Jawed-Wessel: The lies we tell pregnant women


"When we tell women that sex isn't worth the risk during pregnancy, what we're telling her is that her sexual pleasure doesn't matter ... that she in fact doesn't matter," says sex researcher Sofia Jawed-Wessel. In this eye-opening talk, Jawed-Wessel mines our views about pregnancy and pleasure to lay bare the relationship between women, sex and systems of power.

Anjali Tripathi: Why Earth may someday look like Mars

TEDxBeaconStreet

Anjali Tripathi: Why Earth may someday look like Mars


Every minute, 400 pounds of hydrogen and almost 7 pounds of helium escape from Earth's atmosphere into outer space. Astrophysicist Anjali Tripathi studies the phenomenon of atmospheric escape, and in this fascinating and accessible talk, she considers how this process might one day (a few billion years from now) turn our blue planet red.

David Autor: Why are there still so many jobs?

TEDxCambridge

David Autor: Why are there still so many jobs?


Here's a paradox you don't hear much about: despite a century of creating machines to do our work for us, the proportion of adults in the US with a job has consistently gone up for the past 125 years. Why hasn't human labor become redundant and our skills obsolete? In this talk about the future of work, economist David Autor addresses the question of why there are still so many jobs and comes up with a surprising, hopeful answer.

James Beacham: How we explore unanswered questions in physics

TEDxBerlin

James Beacham: How we explore unanswered questions in physics


James Beacham looks for answers to the most important open questions of physics using the biggest science experiment ever mounted, CERN's Large Hadron Collider. In this fun and accessible talk about how science happens, Beacham takes us on a journey through extra-spatial dimensions in search of undiscovered fundamental particles (and an explanation for the mysteries of gravity) and details the drive to keep exploring.

Charity Wayua: A few ways to fix an ailing government

TED@IBM

Charity Wayua: A few ways to fix an ailing government


Charity Wayua put her skills as a cancer researcher to use on an unlikely patient: the government of her native Kenya. She shares how she helped her government drastically improve its process for opening up new businesses, a crucial part of economic health and growth, leading to new investments and a World Bank recognition as a top reformer.

Adam Grant: Are you a giver or a taker?

TED@IBM

Adam Grant: Are you a giver or a taker?


In every workplace, there are three basic kinds of people: givers, takers and matchers. Organizational psychologist Adam Grant breaks down these personalities and offers simple strategies to promote a culture of generosity and keep self-serving employees from taking more than their share.

Paul Knoepfler: The ethical dilemma of designer babies

TEDxVienna

Paul Knoepfler: The ethical dilemma of designer babies


Creating genetically modified people is no longer a science fiction fantasy; it's a likely future scenario. Biologist Paul Knoepfler estimates that within fifteen years, scientists could use the gene editing technology CRISPR to make certain "upgrades" to human embryos -- from altering physical appearances to eliminating the risk of auto-immune diseases. In this thought-provoking talk, Knoepfler readies us for the coming designer baby revolution and its very personal, and unforeseeable, consequences.