Lesson 1 Finding fossil man 1
Lesson 2 Spare that spider 7
Lesson 3 Matterhorn man 11
Lesson 4 Seeing hands 14
Lesson 5 Youth 17
Lesson 6 The sporting spirit 21
Lesson 7 Bats 24
Lesson 8 Trading standards 28
Lesson 9 Royal espionage 32
Lesson 10 Silicon valley 35
Lesson 11 How to grow old? 39
Lesson 12 Banks and their customers 42
Lesson 13 The search for oil 46
Lesson 14 The Butterfly Effect 49
Lesson 15 Secrecy in industry 52
Lesson 16 The modern city 55
Lesson 17 A man-made disease 59
Lesson 18 Porpoises 63
Lesson 19 The stuff of dreams 66
Lesson 20 Snake poison 69
Lesson 21 William S.Hart and the early"Western"film 74
Lesson 22 Knowledge and progress 77
Lesson 23 Bird flight 80
Lesson 24 Beauty 85
Lesson 25 Non-auditory effects of noise 88
Lesson 26 The past life of the earth 93
Lesson 27 The"Vasa" 98
Lesson 28 Patients and doctors 101
Lesson 29 The hovercraft 105
Lesson 30 Exploring the sea-floor 109
Lesson 31 The sculptor speaks 115
Lesson 32 Galileo reborn 118
Lesson 33 Education 123
Lesson 34 Adolescence 128
Lesson 35 Space odyssey 132
Lesson 36 The cost of government 135
Lesson 37 The process of ageing 140
Lesson 38 Water and the traveller 143
Lesson 39 What every writer wants 148
Lesson 40 Waves 152
Lesson 41 Training elephants 156
Lesson 42 Recording an earthquake 160
Lesson 43 Are there strangers in space? 165
Lesson 44 Patterns of culture 168
Lesson 45 Of men and galaxies 172
Lesson 46 Hobbies 175
Lesson 47 The great escape 179
Lesson 48 Planning a share portfolio 183
答案与解析 187