p.2/3 ©Tetra Images/Corbis; p.11 ©Museum of Natural History Belgium; p.14 ©Visual Arts Library (London)/Alamy; p.20 ©The Print Collector/Alamy; p.21 ©Bill Casselman, courtesy of the Yale Babylonian Collection, holders of the YBC7289 tablet; p.28 Painting of Euclid Greek mathematician by Justus von Ghent/©Bettmann/Corbis; p.31 t ©Hulton-Deutsch Collection/Corbis, b ©Time Life Pictures/ Getty Images; p.33 ©Maiman Rick/Corbis Sygma; p.36 ©Charles Bowman/Alamy; p.37 ©Bettmann/Corbis; p.39 ©RubberBall/Alamy; p.40 ©Tetra Images/Corbis; p.45 ©Hulton-Deutsch/Corbis; p.48 ©Bettmann/Corbis; p.52/53 ©iStockphoto/Alija p.54 © Bettmann/Corbis; p.56 ©David Lees/Corbis; p.63 ©Bettmann/Corbis; p.65 ©Science Source/Science Photo Library; p.69 ©Sheila Terry/Science Photo Library; p.82 ©Comstock Select/Corbis; p.85 l ©Bettmann/Corbis, r Reproduced with the permission of the Brotherton Collection, Leeds University Library; p.92 ©National Archaeological Museum, Athens; p.98 ©Bettmann/Corbis; p.100 ©Bettmann/Corbis; p.101 ©National Archaeological Museum, Athens; p.103 Credit: Sophie Germain (1776-1831), illustration from ‘Histoire du Socialisme’, c.1880 by Leray, Auguste; Private Collection/ Archives Charmet/ The Bridgeman Art Library p.106 Courtesy NASA/JPL-Caltech; p.110 ©Bettmann/Corbis; p.112 ©Bettmann/Corbis; p.114 ©Bettmann/Corbis; p.117 ©Bettmann/Corbis; p.119 t ©Burke/Triolo Productions/Brand X/Corbis, b ©Martyn Goddard/Corbis; p.121 Courtesy NASA/JPL-Caltech; p.123 ©nagelestock.com/Alamy; p.132 ©Jack Newton/Phototake Inc/Alamy; p.133 ©Bettmann/Corbis; p.137 ©Werner H. Muller/Corbis; p.144 ©Werner H. Muller/Corbis; p.145 ©Bettmann/Corbis; p.159 Perspective study of a chalice, 1430-40 (pen & ink on paper) by Uccello, Paolo (1397-1475) Gabinetto dei Disegni e Stampe, Uffizi, Florence, Italy/ Alinari/ The Bridgeman Art Library Nationality; p.162 ©Stapleton Collection/Corbis; p.173 ©Robert Yin/Corbis; p.181 ©Bettmann/Corbis, b J-L Charmet/Science Photo Library; p.185 t ©Los Alamos National Laboratory/Science Photo Library, b ©Robert Yin/Corbis; p.189 ©Science Photo Library; p.195 ©Science Photo Library; p196 © C. J. Mozzochi, Princeton N.J.; p.200 M.C. Escher’s “Mobius II” © 2008 The M.C. Escher Company-Holland. All rights reserved. www.mcescher.com; p.210 ©Hulton-Deutsch Collection/Corbis; p.214 ©epa/Corbis; p.215 Phototake Inc./Alamy; p.219 ©Hulton-Deutsch Collection/Corbis; p.231 ©The Barber by Amman, Jost (1539-91)Bibliotheque Nationale, Paris, France/ Giraudon/ The Bridgeman Art Library; p.242 ©Bettman/Corbis; p.245 ©Alfred Eisenstaedt/Time Life Pictures/Getty Images; p.248 ©ImageBroker/Alamy; p.257 NASA/Science Photo Library; p.260 ©Science Photo Library; p.261 ©Cambridge University Library; p.264 NASA/Science Photo Library; p.270 ©Prof. E. Lorenz, Peter Arnold Inc., Science Photo Library; p.270 Image kindly supplied by Girton College, Cambridge; p.277 Artist’s conception courtesy of JPL
All drawings by Tim Oliver