Lesson 1 Finding fossil man 发现化石人 1
Lesson 2 Spare that spider 不要伤害蜘蛛 6
Lesson 3 Matterhorn man 马特霍恩山区人 12
Lesson 4 Seeing hands 能看见东西的手 18
Lesson 5 Youth 青年 24
Lesson 6 The sporting spirit 体育的精神 29
Lesson 7 Bats 蝙蝠 35
Lesson 8 Trading standards 贸易标准 41
Lesson 9 Royal espionage 王室谍报活动 47
Lesson 10 Silicon Valley 硅谷 53
Lesson 11 How to grow old 如何安度晚年 58
Lesson 12 Banks and their customers 银行和顾客 64
Lesson 13 The search for oil 探寻石油 70
Lesson 14 The Butterfly Effect 蝴蝶效应 75
Lesson 15 Secrecy in industry 工业中的秘密 80
Lesson 16 The modern city 现代城市 85
Lesson 17 A man-made disease 人为的疾病 90
Lesson 18 Porpoises 海豚 96
Lesson 19 The stuff of dreams 话说梦的本质 102
Lesson 20 Snake poison 蛇毒 108
Lesson 21 Williams S.Hart and the early"Western"film 威廉·S．哈特和早期的“西部”影片 114
Lesson 22 Knowledge and progress 知识和进步 120
Lesson 23 Bird flight 鸟的飞行方法 125
Lesson 24 Beauty 美 131
Lesson 25 Non-auditory effects of noise 嗓音的非听觉效应 136
Lesson 26 The past life of the earth 地球上的昔日生命 142
Lesson 27 The Vasa “瓦萨”号 148
Lesson 28 Patients and doctors 病人与医生 153
Lesson 29 The hovercraft 气垫船 159
Lesson 30 Exploring the sea-floor 海底勘探 164
Lesson 31 The sculptor speaks 雕塑家的语言 170
Lesson 32 Galileo reborn 伽利略的复生 175
Lesson 33 Education 教育 180
Lesson 34 Adolescence 青春期 186
Lesson 35 Space odyssey 太空探索 191
Lesson 36 The cost of government 政府的开支 196
Lesson 37 The process of ageing 衰老过程 201
Lesson 38 Water and the traveller 水和旅行者 207
Lesson 39 What every writer wants 作家之所需 213
Lesson 40 Waves 海浪 219
Lesson 41 Training elephants 训练大象 224
Lesson 42 Recording an earthquake 记录地震 230
Lesson 43 Are there strangers in space? 宇宙中有外星人吗？ 236
Lesson 44 Patterns of culture 文化的模式 242
Lesson 45 Of men and galaxies 人和星系 248
Lesson 46 Hobbies 业余爱好 254
Lesson 47 The great escape 大逃亡 260
Lesson 48 Planning a share portfolio 规划股份投资 266