The Past Is Present Memory

Twenty years ago, Stephen Hawking tried to explain time by understanding the Big Bang. Now, Sean Carroll says we need to be more ambitious. One of the leading theoretical physicists of his generation, Carroll delivers a dazzling and paradigm-shifting theory of time’s arrow that embraces subjects from entropy to quantum mechanics to time travel to information theory and the meaning of life.

From Eternity to Here is no less than the next step toward understanding how we came to exist, and a fa...