"You Are Not Alone" / "Extraordinary Being" / "Shine"
"We are intricately connected by the most glorious of energies," says singer-songwriter Emeli Sandé. Accompanied by Ray Angry on piano, Sandé sings three soaring ballads: "You Are Not Alone," "Extraordinary Being" and "Shine."
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How supply chain transparency can help the planet
Given the option, few would choose to buy products that harm the earth -- yet it's nearly impossible to know how most consumer goods are made or where they're sourced from. That's about to change, says supply chain innovator Markus Mutz. He shares how he used blockchain technology to track Patagonian toothfish on their journey from ocean to dinner plate -- and proved it's possible to offer consumers a product they can trust.
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How to buy happiness
At TEDxCambridge, Michael Norton shares fascinating research on how money can indeed buy happiness -- when you don't spend it on yourself. Listen for surprising data on the many ways pro-social spending can benefit you, your work, and (of course) other people.
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How to motivate yourself to change your behavior
Research shows that threats and warnings have a very limited impact on behavior. So what does make us change our actions? Tali Sharot reveals three ingredients to getting what you want without threats.
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The surprising science of happiness
Dan Gilbert, author of "Stumbling on Happiness," challenges the idea that we'll be miserable if we don't get what we want. Our "psychological immune system" lets us feel truly happy even when things don't go as planned.
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How to support witnesses of harassment and build healthier workplaces
What makes you speak up -- or not -- when you see something you know is wrong? Memory scientist Julia Shaw explains the psychology of those who witness workplace discrimination and harassment -- and shares actionable steps companies can take to support and amplify their voices.
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How the Industrial Revolution changed childhood
Certain elements of childhood -- school, play, homework -- are often considered universal by those who live in industrial societies. Evolutionary anthropologist Dorsa Amir draws from her time living in foraging societies to explain how the post-industrial experience of childhood is a relatively new development for humanity with wide-ranging implications for child development and parenting.
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Is fire a solid, a liquid, or a gas?
Sitting around a campfire, you can feel its heat, smell the woody smoke, and hear it crackle. If you get too close, it burns your eyes and stings your nostrils. You could stare at the bright flames forever as they twist and flicker in endless incarnations... But what exactly are you looking at? Elizabeth Cox illuminates the science behind fire. [Directed by Héloïse Dorsan Rachet, narrated by Addison Anderson, music by Jarrett Farkas].
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How quantum mechanics explains global warming
You've probably heard that carbon dioxide is warming the Earth. But how exactly is it doing it? Lieven Scheire uses a rainbow, a light bulb and a bit of quantum physics to describe the science behind global warming. [Directed by STK Films, narrated Addison Anderson, music by Michael Dow].
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What would happen if every human suddenly disappeared?
Human beings are everywhere. With settlements on every continent, we can be found in the most isolated corners of Earth's jungles, oceans and tundras. Our impact is so profound, most scientists believe humanity has left a permanent mark on Earth's geological record. So what would happen if suddenly, every human on Earth disappeared? Dan Kwartler investigates. [TED-Ed Animation by Globizco Studios].
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A new way to "grow" islands and coastlines
What if we could harness the ocean's movement to protect coastal communities from rising sea levels? Designer and TED Fellow Skylar Tibbits shows how his lab is creating a dynamic, adaptable system of underwater structures that uses energy from ocean waves to accumulate sand and restore eroding shorelines -- working with the forces of nature to build rather than destroy.
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Why 1.5 billion people eat with chopsticks
Author Jennifer 8. Lee explains how the chopstick spread from the East to the West -- and was designed to give you the perfect bite.
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How flags unite (and divide) us
Flags are one of the simplest yet most powerful pieces of design ever conceived. They can make us swell with pride, burn with hatred -- and even inspire people to die or kill in their name, says vexillologist Michael Green. Take a brief walk through history as Green explores the symbolic fervor behind flags that unify and divide, inviting us to imagine a future where we can come together under one collective identity: humanity.
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In uncertain times, think like a mother
There's a simple and powerful way to confront the world's most pressing crises, says women's rights activist Yifat Susskind: think like a mother. As she puts it: "When you think like a mother, you prioritize the needs of the many, not the whims of the few." Follow along as she shares moving stories of people around the world who embody this mindset -- and shows how it can also help you see beyond suffering and act to build a better world.
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How to turn your dissatisfaction into action
After the devastating rebel invasion of Freetown in 1999 and the Ebola epidemic in 2014, Yvonne Aki-Sawyerr, mayor of the city, refused to be paralyzed by her frustration with the status quo. Instead, she used her anger as a catalyst for action. In this inspiring talk, she shares how she transformed her city by taking the risks necessary to bring about dramatic change -- and shows how you can find power in your dissatisfaction.
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Which voting system is the best?
Imagine we want to build a new space port at one of four recently settled Martian bases, and are holding a vote to choose its location. Of the 100 colonists on Mars, 42 live on West Base, 26 on North Base, 15 on South Base, and 17 on East Base. Assuming that everyone wants the port to be closest to their home base, what is the fairest way to conduct the vote? Alex Gendler digs into voting systems. [Directed by Biljana Labovic, narrated by Addison Anderson].
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