"There can be few better guides to the bewildering array of potential universes, and none so readable or entertaining" (Independent
"Engrossing... He has a fluent and engaging style of writing and a good eye for an unusual quotation, and as a popularising historian of science, he is second to none" (Sunday Times
"A stunning tour of potential universes, introducing us to the brilliant physicists and mathematicians who first revealed these startling possibilities... [and] the latest insights that physics and astronomy have to offer about our own universe" (Guardian
A book about universes - expanding, contracting, oscillating, time-travelling
- from the bestselling author of 100 Essential Things You Didn't Know You Didn't Know.