TED Radio Hour


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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 Talks given by riveting speakers on the world-renowned TED stage, each show is centered on a common theme – such as the source 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. Follow the show @TEDRadioHour.


Solve For X

March 6th, 2015

Episode 81 of 129 episodes

Math intimidates a lot of us, but it can deliver surprising answers to life's most pressing questions. In this episode, TED speakers discuss the elegant simplicity, and giddy complexity, of solving for X. Writer Randall Munroe doesn't love math, but has made a career out of solving equations. By answering outlandish hypotheticals, he uses numbers as a playground for the imagination. Polymath Terry Moore wondered why "X" is the universal unknown in Algebra. He dove into the history of numbers to come up with an unexpected answer. Percussionist Clayton Cameron dissects the mathematics of improvisational jazz, discovering how numerical patterns make him a better musician. Entrepreneur and artist Kevin Slavin shows how algorithms can reshape finance, culture and physical environments, with potentially harmful consequences. Mathematician Hannah Fry says math can help you find love. Using mathematical models, she explains how to find an ideal mate and the secret to maintaining a healthy relationship.

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