The Science of Discworld II

265
    traditions, cultural identity 98
    tragedy, Greek drama 341
    travel sickness 274
    trees, growth rings 188
    tribalism
    and barbarism 137–41
    commitment strategies 215–16
    cultural identity 95–8
    fatalism 167–8, 171
    music 263, 264–5
    perceptual abilities 276–7
    puberty rituals 134–7
    rules 116, 167
    storytelling 96–8, 158
    triple-alpha process, carbon formation 28–30
    Trobriand Islanders 264
    trotting horses 242, 243–4
    truth 289–93
    tunes 271–3, 274–5
    Turner, J.M.W. 275
    Twin Paradox, wormholes 315
    U
    ultraviolet light 290
    unicorns 247
    United States of America, Amish 142
    universe
    â€˜arrow of time’ 191, 192, 195
    Big Bang 193, 194, 239, 247
    carbon formation 27–30
    cold dark matter 20
    complexity 193–5
    entropy 190, 193–6
    fundamental constants 28, 30, 48
    future possibilities 165
    as information 196–8
    laws of nature 19
    â€˜many-worlds’ concept 197–8, 313
    need for storytelling 326
    pantheism 77
    parallel universes 311, 313
    phase spaces 48
    predictability 304–5
    and religion 209–12, 213
    role of science 246
    worldviews 248
    unnatural selection 135
    Up the Line (Silverberg) 313
    Ur 210
    The User Illusion (Nørretranders) 187
    V
    Valhalla 157, 206
    vampires 247*, 341
    Vedas 169
    verbal ability, Jews 137
    Verne, Jules 27
    Victoria, Lake 133–4
    viruses
    computer 329
    mutations 52
    vision 288
    colour and 289–90
    perception 266–8, 273–4
    visual cortex, brain 267–8, 288
    vomeronasal organ 287
    W
    waller, Fats 262
    warfare, commitment strategy 215
    Warwickshire, enclosure uprisings 99
    wasps 93, 284
    water
    Archimedean screw 237
    phase space 44–5, 46
    Watergate scandal 304
    Watson, James 185
    weather, predictability 304
    weaver birds 116
    The Well-Tempered Clavier (Bach) 270
    Wells, H.G. 313, 314
    werewolves 247, 341
    West, John 110*
    West of Eden (Harrison) 312–13
    whales 90, 110*
    â€˜what if’ questions 155–6, 311
    Wheeler, John Archibald 197
    Whewell, William 236
    White Holes 315
    â€˜why’ questions 47
    wild dogs 109
    Wild West 79
    Will of God 326
    Winnie the Pooh 26, 96, 156, 212
    wish-fulfilment 74–5, 76, 77
    witches 66, 343
    wizards 9
    wolves 119, 122, 133
    women, mitochondrial DNA 123–4
    Wonderful Life (Gould) 312–13
    woods-apes 108
    work cycles, autonomous agents 57
    World War I 311
    World War II 311, 312
    worldviews 248
    wormholes 315
    wounds, healing 68
    Y
    Y-chromosome 141, 142–3
    Y2K predictions 173–4
    yeti 113, 341
    Yom Kippur 139
    Yoruba 133
    Z
    Zaire 111
    zebras 149–50, 151
    Zinjanthropus 109
    zodiac 65, 169
    Zulus 132

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First published in Great Britain in 2002
This edition published in 2003
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Text © Terry and Lyn Pratchett, Joat Enterprises, Jack Cohen 2002
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