Searching for: "Carl Sagan, Ann Druyan"

  • Carl Sagan

    World renowned scientist Carl Sagan and acclaimed author Ann Druyan have written a Roots for the human species, a lucid and riveting account of how humans got to be the way we are. It shows with humor and drama that many of our key traits--self-awareness, technology, family ties, submission to authority, hatred for those a little different from ourselves, reason, and ethics--are rooted in the deep past, and illuminated by our kinship with other animals. Astonishing in its scope, brilliant in its insights, and an absolutely compelling read, Shadows of Forgotten Ancestors is a triumph of popular science. Introductory music from the original score for COSMOS: A SpaceTime more

  • Timothy Ferris

    In August and September 1977, two remarkable spacecraft named Voyager were launched. After exploring Jupiter and Saturn, they left our solar system and now cruise for eons to come through the realms of other stars, other galaxies. Affixed to each craft is a gold-coated phonograph record, a message from Earth to possible extraterrestrial civilizations. By far the most complex and informative of all our attempts to communicate with other intelligences, the record contains, encoded in the audio spectrum, 117 pictures explaining our planet and ourselves; greetings in fifty-four different human languages and greetings from the humpback whales; a representative selection of "the sounds more

  • Carl Sagan

    Comet, begins with a breathtaking journey through space astride a comet. Pulitzer Prize-winning astronomer Carl Sagan, author of Cosmos and writer Ann Druyan explore the origin, nature, and future of comets, and the exotic myths and portents attached to them. The authors show how comets have spurred some of the great discoveries in the history of science and raise intriguing questions about these brilliant visitors from the interstellar dark. Were the fates of the dinosaurs and the origins of humans tied to the wanderings of a comet? Are comets the building blocks from which worlds are formed? Comet is an enthralling adventure, indispensable for anyone who has ever gazed up at the more