The physicist transforming how we see the universe Financial TimesAn utter joy Adam RutherfordA hugely engaging book... Rovelli is a charming thoughtprovoking tour guide Manjit Kumar ProspectDo space and time truly exist What is reality made of Can we understand its deep textureScientist Carlo Rovelli has spent his whole life exploring these questions and pushing the boundaries of what we know. In this mindexpanding book he shows how our understanding of reality has changed throughout centuries from Democritus to loop quantum gravity. Taking us on a wondrous journey he invites us to imagine a whole new world where black holes are waiting to explode spacetime is made up of grains and infinity does not exist a vast universe still largely undiscovered.Translated by Simon Carnell and Erica Segre