Copyright © 2014 by Johnjoe McFadden and Jim Al-Khalili
All rights reserved.

Published in the United States by Crown Publishers, an imprint of the Crown Publishing Group,
a division of Penguin Random House LLC, New York.
www.crownpublishing.com

CROWN is a registered trademark and the Crown colophon is a trademark of Penguin Random House LLC.

Originally published in hardcover in Great Britain as Life on the Edge by Bantam Press, an imprint of Transworld Publishers, a division of Penguin Random House Ltd., in 2014.

Library of Congress Cataloging-in-Publication Data is available upon request.

ISBN 9780307986818
eBook ISBN 9780307986832

Illustrations by HL Studios
Cover design by Na Kim

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