"We are very different from all previous species, and we have the power to endure. We also have the power to destroy ourselves." — Lord Martin Rees Ryan Lash/TED hide caption

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TED Radio Hour

Lord Martin Rees: How Can We Ensure Our Survival As A Species?

Astronomer and cosmologist Lord Martin Rees asks whether our species will endure despite the many existential threats we face.

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"When you keep the joy, you keep the laughter, you keep singing the song ... that is how women resist and show their resilience." — Zainab Salbi James Duncan Davidson/TED hide caption

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"Resilience is not something where we should just cross our fingers and hope we have ... it's a muscle we can build." — Monica Lewinsky James Duncan Davidson/TED hide caption

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According to legend, the Explorers Club — a society of scientific adventurers — served its members a prehistoric dish at its annual dinner in 1951. By some accounts, the mystery meat was woolly mammoth; by others, extinct giant sloth. Now DNA analysis has provided a definitive answer — and unraveled a decades-long deception. Katherine Du/NPR hide caption

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Alchemist Hennig Brand looks focused, if maybe a bit drained, in this 1795 painting by Joseph Wright. The painting depicts Brand's discovery of the chemical element phosphorus. Joseph Wright of Derby/Wikimedia hide caption

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Jae Rhim Lee models her mushroom burial suit at the TED conference. James Duncan Davidson/TED hide caption

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BJ Miller speaking at TED. Bret Hartman/TED hide caption

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Nyumah (left) and Sahr, just a few days after the dramatic bonfire ceremony that restored their friendship. Sara Terry/Catalyst for Peace hide caption

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Hidden Brain

Fambul Tok: Forgiveness And 'Family Talk' In Sierra Leone

Following 11 years of brutal civil war, perpetrators and victims are forging peace around bonfires across Sierra Leone.

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A man walks through the snow during a winter storm at at JFK Plaza, commonly known as Love Park, in Philadelphia. Why are such storms linked with an uptick in births? Researcher Richard Evans has a theory: "If the lights go out and there's no TV, it kind of sets the table for romance." Matt Rourke/AP hide caption

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We're using social science to help our News Assistant Max Nesterak quit smoking. Basil Arteomov/Flickr hide caption

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Hidden Brain

Why It's Not Too Late To Make A New Year's Resolution

Today is the perfect day to (re)start your resolution. Here's how.

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"Einstein once said, 'Logic will get you from A to B. Imagination will take you everywhere.' " — Daniele Quercia Wolfram Scheible/TED hide caption

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"The city, the township, is a natural expression, a natural manifestation of that social instinct that we have. ... They define us." — Benjamin Barber James Duncan Davidson/TED hide caption

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"Cities are where you can see your mayor in a grocery store." — Kasim Reed Courtesy of TEDCity2.0 hide caption

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"Fragile cities ... will define the future of order and disorder." — Robert Muggah James Duncan Davidson/TED hide caption

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"Cities are meant to be for people. They are meant as places for people to come together." — Amanda Burden James Duncan Davidson/TED hide caption

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There are so many opportunities to screw up pumpkin pie. But done right, it can win friends and influence people. Meredith Rizzo/NPR hide caption

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"I was honest with myself about ... not ever putting myself at risk to be in anybody's institution or prison." — Ismael Nazario Courtesy of TEDxNewYork hide caption

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"I think everyone has the capacity to do things within them that maybe they are not aware of — or maybe only have to do in difficult circumstances." — Dame Ellen MacArthur Bret Hartman/TED hide caption

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TED Radio Hour

Dame Ellen MacArthur: How Does The Journey Change The Hero?

After completing her harrowing solo sail around the world, Dame Ellen MacArthur describes how that journey transformed her.

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"There is a certain typical sequence of actions which can be detected in stories from all over the world and from many periods of history." — Joseph Campbell jemimus/Flickr hide caption

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TED Radio Hour

What Is The Blueprint For Stories About Heroes?

Host Guy Raz raises the curtain on this episode by exploring the hidden blueprint embedded within our most popular and powerful stories.

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