What If? 10th Anniversary Edition - Serious Scientific Answers to Absurd Hypothetical Questions

BRAND NEW ANNIVERSARY EDITION TO CELEBRATE A DECADE OF WHAT IF?Science's most intriguing questions answered by the web's favourite writer, the genius behind xkcd.com: Munroe's hilarious and compelling answers explain everything from the odds of meeting your one true soulmate to how many humans a rampaging T-Rex would need to eat a day.