$29.95Astronomers have long known that the Universe is expanding, but everything they could see indicated that gravity should be slowing this spread. Instead, it appears that the Universe is accelerating its expansion and that something stronger than gravity --dark energy -- is at work. In Einstein's Telescope Evalyn Gates, a University of Chicago astrophysicist, transports us to the edge of contemporary science to explore the revolutionary tool that unlocks the secrets of these little-understood cosmic constituents. Based on Einstein's theory of general relativity, gravitational lensing, or "Einstein's Telescope," is enabling new discoveries that are taking us toward the next revolution in scientific thinking -- one that may change forever our notions of where the Universe came from and where it is going.
$29.95The first full-scale biography of the most renowned name in science to be written since those who closely guarded his privacy have died. Based on 20 years of research and interviews with intimate friends and associates willing to discuss Einstein as never before, this riveting book details his childhood and youth. Contains extensive material on his adult life never published before to reveal the crux of Einstein's personality and private life in a way few others have. Includes rare photographs.