Linguist Amanda Montell says our brains are overloaded with a constant stream of information that stokes our innate tendency to believe conspiracy theories and mysticism. Her book is The Age of Magical Overthinking. Also, Maureen Corrigan reviews Lionel Shriver's new novel, Mania. Subscribe to the Fresh Air newsletter for a peek behind-the-scenes at <a href="http://www.whyy.org/freshair">whyy.org/freshair</a> For sponsor-free episodes of Fresh Air — and exclusive weekly bonus episodes, too — subscribe to Fresh Air+ via Apple Podcasts or at <a href="https://plus.npr.org/freshair">https://plus.npr.org/freshair</a> Learn more about sponsor message choices: <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a> <a href="https://www.npr.org/about-npr/179878450/privacy-policy">NPR Privacy Policy</a>

The High Pressure Experiments That Made D-Day

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