Maria Popova is a reader, writer, interestingness hunter-gatherer, and curious mind at large. She’s previously written for Wired UK, The Atlantic, The New York Times, and Harvard’s Nieman Journalism Lab, among others, and is a MIT Futures of Entertainment Fellow. Her blog is BrainPickings.org Twitter: @brainpicker Janna Levin is the Tow Professor of physics and astronomy at Barnard College of Columbia University, and has … Continued