TED Radio Hour
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The TED Radio Hour is a narrative journey through fascinating ideas, astonishing inventions, fresh approaches to old problems, and new ways to think and create.
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Episodes
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How your heartbeat shapes your sense of time
Cognitive neuroscientist Irena Arslanova says our brain perceives time but our body shapes how we experience it. She shares how our heartbeat influences whether we experience time moving fast or slow.
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The day the dinosaurs died
What happened in the days, even hours, after an asteroid set off the fifth extinction? A New Jersey quarry, and site of a new museum founded by paleontologist Ken Lacovara, sheds light on the mystery.
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How can car-centric cities redesign with humans in mind?
Most U.S. cities are designed for cars. But one Arizona community has been designed to be completely car-free. Urban planner Jeff Speck says all cities can build more walkability into their designs.
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How social norms — within a culture, a city, a household — drive our decisions
Social norms vary dramatically from one culture to another — but why? Psychologist Michele Gelfand unpacks why societies and individuals develop either tight or loose attitudes toward rules.
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Biotech is about to change your world
The latest innovations in biotech are upending our approach to disease, longevity, and climate change. Are we ready? This hour, TED speakers share ideas at the forefront of this new wave.
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How the Human Cell Atlas is fast-tracking new medicines
Developing new medications can take years. But computational biologist Aviv Regev says AI-powered cell mapping is transforming the process—helping to create life-saving drugs in much less time.
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How you see yourself
What's the image you present to the world? And do you see yourself the same way? This hour, TED speakers add new dimensions to the idea of self-perception.
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Why it's so hard to live up to your idea of a "good person"
Psychologist Dolly Chugh says many of us want to be seen as good people, but that desire holds us back from actually improving. Instead, she suggests aiming for "good-ish"—open to growth and learning.
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Pain Relief: New approaches to how we live with pain
Thirty years into the opioid crisis, we still struggle to find other options for pain relief. This hour, TED speakers explain new understandings of how the brain interprets pain and new ideas to cope.
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Curious stories of coexistence
Can otters be city dwellers? Are aliens real? Do we have to experience misery to understand happiness? On this episode, we investigate how strange bedfellows can lead to radical realizations.
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Grief and joy go hand in hand. How one woman learned to embrace both
After her father's death, Laurel Braitman chased success as a way to suppress her grief. But she eventually learned that running from pain prevented her from experiencing joy.
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One scientist's search for alien life... and the controversy it has sparked
Astrophysicist Avi Loeb is on a mission to prove aliens exist. His peers say he's chasing sensationalism. He reflects on his status as an academic pariah and whether controversial ideas can coexist.
