What If? (Randall Munroe)

A nonfiction series by Randall Munroe, creator of the webcomic xkcd, answering absurd hypothetical questions with rigorous science, research and humor. The first volume, "What If?: Serious Scientific Answers to Absurd Hypothetical Questions," was published in 2014; a second volume, "What If? 2: Additional Serious Scientific Answers to Absurd Hypothetical Questions," followed in 2022.