The uses of time in astronomy - from pointing telescopes, coordinating and processing observations, predicting ephemerides, cultures, religious practices, histo

How do people perceive time? This book presents a wealth of contemporary and classical research, including some of the history and philosophy of time perception

Get the inside scoop on the world's most amazing vegetation! Watch a seed grow Find out how plants get water Discover how a Venus flytrap catches its food Learn

Travel back in time with Doctor Who, the Terminator, the X-Men, and all your favorite time travelers! Science fiction is the perfect window into the possibiliti

Best Books of 2016 BOSTON GLOBE * THE ATLANTIC From the acclaimed bestselling author of The Information and Chaos comes this enthralling history of time travel�