The TED Radio Hour is a journey through fascinating ideas: astonishing inventions, fresh approaches to old problems, new ways to think and create. Based on TED Talks given by riveting speakers on the world?renowned TED stage, each show is centered on a common theme ? such as the basis of happiness, crowd?sourcing innovation, power shifts, or inexplicable connections. The TED Radio Hour is hosted by Guy Raz, and is a co?production of NPR & TED.
TED is a nonprofit organization devoted to “Ideas Worth Spreading.” Starting as a four?day conference in California 25 years ago, TED (Technology, Entertainment, Design) has grown into a global platform for identifying and spreading those world?changing ideas. The annual TED Conference and TEDGlobal Conferences invite the world's leading thinkers and doers to speak for up to 18 minutes. Their talks are then made available, free, at TED.com
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Pioneering and controversial psychologist Philip Zimbardo passed away in 2024. In this remembrance, we revisit his talk on how our sense of time plays a powerful role in shaping our outlook on life. -
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. -
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. -
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. -
Our infrastructure is usually invisible. Not any more. Engineer Deb Chachra explains how climate change is forcing a global reimagining of neglected infrastructure systems. -
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. -
Psychologist Dolly Chugh says many of us see ourselves as good people, but that idea holds us back from actually trying to be a better person. Instead, she suggests aiming for "good-ish"—open to growth and learning. -
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. -
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. -
As otters have taken up residence in Singapore, tensions are rising with their human neighbors. Biologist Philip Johns argues that with some effort, these two species can live side-by-side.
