Bones, Rocks and Stars: The Science of When Things Happened (Macmillan Science);

What is the Turin Shroud? When were the Pyramids built? Why did the dinosaurs die out? How did the Earth take shape? With questions like these, says Chris Turney, time is of the essence. And understanding how we pinpoint the past, he cautions, is crucial to putting the present in perspective and planning for the future.