This "Fix It" episode is about passion, what inspired our guests to pursue their work, or write that book? We revisit interviews with Neil deGrasse Tyson, Mary Roach, Emily Esfahani Smith, Rose Gowen and Karen Firestone.
Read more#114 Grunt: The Science of Humans at War - Mary Roach
Mary Roach has been called "America's funniest science writer" by the Washington Post. Her latest book is "Grunt: The Curious Science of Humans at War."
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