In this captivating and lucid book, the bestselling author of Einstein's Dreams chronicles twenty-four great discoveries of twentieth-century science--everything from the theory of relativity to mapping the structure of DNA. These discoveries radically changed our notions of the world and our place in it. Here are Einstein, Fleming, Bohr, McClintock, Paul ing, Watson and Crick, Heisenberg and many others. With remarkable insight, Lightman charts the intellectual and emotional landscape of the time, portrays the human drama of discovery, and explains the significance and impact of the work. Finally he includes a fascinating and unique guided tour through the original papers in which the discoveries were revealed. Here is science writing at its best–beautiful, lyrical and completely accessible. It brings the process of discovery to life before our very eyes.