THE SUNDAY TIMES BESTSELLERFrom the creator of the wildly popular xkcdcom hilarious & informative answers to important questions you probably never thought to ask Millions visit xkcdcom each week to read Randall Munroe&s iconic webcomic Fans ask him a lot of strange questions How fast can you hit a speed bump driving & live? When (if ever) did the sun go down on the British Empire? When will Facebook contain more profiles of dead people than living? How many humans would a T Rex rampaging through New York need to eat a day? In pursuit of answers Munroe runs computer simulations pores over stacks of declassified military research memos solves differential equations & consults nuclear reactor operators His responses are masterpieces of clarity & hilarity complemented by comics They often predict the complete annihilation of humankind or at least a really big explosion