Wonders of the Universe - Prof.Brian Cox.pdf

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For Mum, Dad and Sandra - none of this would have been
possible without you
Brian Cox
For m dad, Ceof Cohen {1943-2007}
y
Andrew Cohen
Wonders of the Universe
Professor Brian Cox
&
Andrew Cohen
..
HarperCollinse-:books
Copyright
HarperCollins Publishers
77 -85 Fulham Palace Road
London W6 8JB
www.harpercollins.co.uk
The BBC logo is a trademark of the British Broadcasting
Corporation and is under licence.
BBC logo © BBC 1 996
The authors assert their moral right to be identified as the authors
of this work.
Text © Brian Cox and Andrew Cohen 20 1 1 .
All rights reserved under International and Pan-American
Copyright Conventions. By payment of the required fees, you have
been granted the non-exclusive, non-transferable right to access
and read the text of this e-book on-screen. No part of this text may
be reproduced, transmitted, down-loaded, decompiled, reverse
engineered, or stored in or introduced into any information storage
and retrieval system, in any form or by any means, whether
electronic or mechanical, now known or hereinafter invented,
without the express written permission of HarperCollins e-books.
WONDERS OF THE UNIVERSE.
A catalogue record for this book is available from the British
Library.
EPub Edition © MARCH 20 1 1 ISBN: 978-0-00-74 1 337-9
Contents
Introduction
The Universe
Chapter 1
Messengers
The Story of Light
Our place in the Universe
Our galactic neighbourhood
Mapping the Milky Way Galaxy
The shape of our galaxy
A star is born
What is Light?
Young ' s double-slit experiment
Messengers from across the ocean of space
Chasing the speed of light
The search for a cosmic clock
Speed limits
Time Travel
To the dawn of time
Finding Andromeda
The Hubble Telescope
Hubble ' s most important image
All the colours of the rainbow
Hubble expansion

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