Timescape is an enduring classic that examines the ways that science interacts with everyday life to create the many strange worlds in which we live. In a future wracked by environmental catastrophe and social instability, physicist John Renfrew devises a longshot plan to use tachyons-strange, time-traveling particles-to send a warning to the past. In 1962, Gordon Bernstein, a California researcher, gets Renfrew's message as a strange pattern of interference...