Lesson 1 Finding fossil man 发现化石人 1
Lesson 2 Spare that spider 不要伤害蜘蛛 12
Lesson 3 Matterhorn man 马特霍恩山区人 25
Lesson 4 Seeing hands 能看见东西的手 37
Lesson 5 Youth 青年 49
Lesson 6 The sporting spirit 体育的精神 64
Lesson 7 Bats 蝙蝠 77
Lesson 8 Trading standards 贸易标准 89
Lesson 9 Royal espionage 王室谍报活动 100
Lesson 10 Silicon valley 硅谷 116
Lesson 11 How to grow old 如何安度晚年 126
Lesson 12 Banks and their customers 银行和顾客 137
Lesson 13 The search for oil 探寻石油 150
Lesson 14 The Butterfly Effect 蝴蝶效应 162
Lesson 15 Secrecy in industry 工业中的秘密 170
Lesson 16 The modern city 现代城市 180
Lesson 17 A man-made disease 人为的疾病 191
Lesson 18 Porpoises 海豚 202
Lesson 19 The stuff of dreams 话说梦的本质 214
Lesson 20 Snake poison 蛇 225
Lesson 21 William S．Hart and the early‘Western’film 威廉·S．哈特和早期的“西部”影片 241
Lesson 22 Knowledge and progress 知识和进步 253
Lesson 23 Bird flight 鸟的飞行方法 262
Lesson 24 Beauty 美 274
Lesson 25 Non-auditory effects of noise 噪音的非听觉效应 285
Lesson 26 The past life of the earth 地球上的昔日生命 297
Lesson 27 The‘Vasa’ “瓦萨”号 307
Lesson 28 Patients and doctors 病人与医生 318
Lesson 29 The hovercraft 气垫船 332
Lesson 30 Exploring the sea-floor 海底勘探 343
Lesson 31 The sculptor speaks 雕塑家的语言 353
Lesson 32 Galileo reborn 伽利略的复生 365
Lesson 33 Education 教育 378
Lesson 34 Adolescence 青春期 391
Lesson 35 Space odyssey 太空探索 402
Lesson 36 The cost of government 政府的开支 412
Lesson 37 The process of ageing 衰老过程 422
Lesson 38 Water and the traveller 水和旅行者 432
Lesson 39 What every writer wants 作家之所需 441
Lesson 40 Waves 海浪 452
Lesson 41 Training elephants 训练大象 460
Lesson 42 Recording an earthquake 记录地震 470
Lesson 43 Are there strangers in space? 宇宙中有外星人吗？ 479
Lesson 44 Patterns of culture 文化的模式 489
Lesson 45 Of men and galaxies 人和星系 500
Lesson 46 Hobbies 业余爱好 511
Lesson 47 The great escape 大逃亡 522
Lesson 48 Planning a share portfolio 规划股份投资 537