Randall Munroe is the author of the #1 New York Times bestsellers What If? and Thing Explainer, the science question-and-answer blog What If, and the popular webcomic xkcd. A former NASA roboticist, he left the agency in 2006 to draw comics on the internet full-time. He lives in Massachusetts.
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A special tenth anniversary edition of the million-copy bestseller What If? from the creator of the wildly popular webcomic xkcd—revised and annotated with answers to important questions you never thought to ask. Fans of xkcd ask Munroe a lot of stra... SEE MORE