"Easy-to-understand explanations of complex scientific theories and concepts. . . . This quirky, easily digestible book makes for a fun read." --Library Journal

"Cham and Whiteson use nontechnical language and humor to discuss the most up-to-date theories about the cosmos and humans' place in it. Illustrated with Cham's science-themed cartoons, the book is both educational and entertaining." --Physics Today

"Delightful, funny, and yet rigorous and intelligent: only Jorge and Daniel can reach this exquisite balance." --Carlo Rovelli, author of Seven Brief Lessons on Physics and Helgoland

"Amusing intro to the mysteries of the cosmos. . .The authors' answers always feel fresh, and Cham's fun cartoons are a treat. Entertaining and satisfying, this is sure to please." --Publishers Weekly (starred review)

"The authors' work fits neatly into the recently burgeoning market of breezy pop-science books full of jokes, asides, and cartoons that serve as introductions to concepts that require much further study to fully understand. A solid foundational education in a handful of lively scientific topics." --Kirkus

"These are some of the biggest questions humanity has ever asked and the authors tackle them with wit, humor, expertise, and humility. . . . an excellent, easy-to-understand resource for curious people who want to start learning about cosmology." --Booklist