What is the past? It is a time as well as a place. Acclaimed author Peter D. Ward describes the tools that contemporary scientists use to uncover facts about the past - terrain, climate, and the life
Several times in the distant past, catastrophic extinctions have swept the Earth, causing more than half of all species - from single-celled organisms to awe-inspiring behemoths - to suddenly vanish a
Ward (geological science, U. of Washington, Seattle) presents the results of his investigations into the history of life and death on earth, describing three previous mass extinctions and evaluating t
An engrossing and revelatory first look at the search for alien life?on Earth and beyond For the past twenty years, Peter Ward has been at the forefront of popular science writing, with books such as
To help us understand what happened during the Ice Age, Peter Ward takes us on a tour of other mass extinctions through earth's history. He presents a compelling account of the great comet crash that
“They deftly bring together findings from many disparate areas of science in a book that science buffs will find hard to put down.” —Publishers Weekly Science has worked hard to pie
What determines whether complex life will arise on a planet, or even any life at all? What conditions are necessary for the emergence of intelligence? This groundbreaking book is the first to synthesi
