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Mar 2016
42m 15s

Caffeine: The World’s Most Popular Drug

Cynthia Graber and Nicola Twilley
About this episode
A tablespoon of it will kill you, but most of us feel like death without it: we’re talking about caffeine this episode. Inspired by a listener question — does green tea have more or less caffeine than black? and what about yerba mate? — Cynthia and Nicky explore the history and science of the world’s most popular drug. Listen in as we discover the curious ef ... Show More
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