XKCD is nerd royalty, the alpha dork, there's no geek more widely cited and loved - BEN GOLDACRE, author of BAD SCIENCEIt's totally brilliant and everyone who matters already knows that! - TIM HARFORD, THE UNDERCOVER ECONOMISTRequired reading across the world - New York TimesWith this book and with XKCD, you're a kid with a chemistry set all over again. [Randall Munroe's] enthusiasm for all things scientific is infectious . required reading . for grown-ups, it's just fun to remember that science is really, really cool - Register What If? maintains a delightfully free-wheeling tone throughout, especially when complicated calculations lead to whimsical results. Despite all the hard facts and gigantic numbers, it never feels like a textbook-and you don't have to be a rocket scientist to enjoy it - Entertainment WeeklyMunroe takes inane, useless and often quite pointless questions asked by real humans (mostly sent to him through his website), and turns them into beautiful expositions on the impossible that illuminate the furthest reaches, almost to the limits, of the modern sciences . The answers are all illustrated with xkcd's trademark stick figures. and these are eminently approachable - Newsweek What If? includes old favorites, new inquiries and the mix of expert research and accessible wit that has made Munroe a favorite among both geeks and laymen - TIMEMunroe's brilliant What-If? column-which features scientifically rigorous, utterly absurd answers to ridiculous hypotheticals-has been on the bestseller lists since it was announced in March. Today, it hits shelves and: It.

Is. A. Triumph - BoingBoing.