How It All Began : TED Radio Hour In this hour, TED speakers explore our origins as a species — who we are, where we come from, where we're headed — and how we're connected to everything that came before us.

TED Radio HourTED Radio Hour

A journey through fascinating ideas, astonishing inventions, and new ways to think and create. Based on riveting TEDTalks from the world's most remarkable minds.

"You exist in this galaxy, you exist around this star, you exist on this planet, you are a member of this species — and all of these are part of knowing what you are." - David Christian iStockphoto hide caption

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iStockphoto
"You exist in this galaxy, you exist around this star, you exist on this planet, you are a member of this species — and all of these are part of knowing what you are." - David Christian

"You exist in this galaxy, you exist around this star, you exist on this planet, you are a member of this species — and all of these are part of knowing what you are." - David Christian

iStockphoto

How It All Began

In this hour, TED speakers explore our origins as a species — who we are, where we come from, where we're headed — and how we're connected to everything that came before us.

"It's a story that, in one sense, makes us feel very small and very little." - David Christian James Duncan Davidson / TED/TED hide caption

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James Duncan Davidson / TED/TED

David Christian: What Are The Origins Of The Universe?

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"Even as a paleontologist, I imagine them fighting, I imagine them roaming around; they still fuel my imagination." - Jack Horner James Duncan Davidson/TED hide caption

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James Duncan Davidson/TED

Jack Horner: Why Do We Continue To Care About Dinosaurs?

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"Who are we? That is the big question. And essentially we are just an upright-walking, big-brained, super-intelligent ape." - Louise Leakey Courtesy of TED hide caption

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Courtesy of TED

Louise Leakey: Where Did Human Beings Originate?

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"When did we originate as a species? How long have we been divergent from each other?" - Spencer Wells Andrew Heavens/TED hide caption

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Andrew Heavens/TED

Spencer Wells: Why Did Humans Migrate Out Of Africa?

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"We have a whole lot of power over what lives or dies on this planet and we have to think very carefully about what that means and how we're using it." -Juan Enriqez James Duncan Davidson/TED hide caption

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James Duncan Davidson/TED

Juan Enriquez: Are We Evolving Into A Different Species?

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TED Radio HourTED Radio Hour

A journey through fascinating ideas, astonishing inventions, and new ways to think and create. Based on riveting TEDTalks from the world's most remarkable minds.