Unit 1 Automobiles 1
TEXT A Mapping Out the Future of Cars 2
TEXT B Electric Cars：Running Low on Ideas 8
TEXT C The Big Three Drive a Growing Manufacturing Sector 14
Unit 2 Computers 22
TEXT A Building Better Ultralight Computers 23
TEXT B IBM Boosts Food Safety with Software 29
TEXT C Eight Golden Lessons from Steve Jobs 35
Unit 3 Power of Biotechnology 42
TEXT A Genetically Modified Foods：Are They Safe 43
TEXT B GM Food Toxins Found in Unborn Babies 49
TEXT C Silent Spring 55
Unit 4 Impact of Telecommunication 62
TEXT A How the Smartphone Is Killing the PC 63
TEXT B Telecom Companies on the Ropes 69
TEXT C Cell Phone Use May Have Effect on Brain Activity 76
Unit 5 Global Warming 83
TEXT A Warming Climate Threatens Reef Destruction 84
TEXT B Temperatures Could Cook Coral to Death 89
TEXT C Cuts in Non-CO2 Pollutants May Slow Climate Change 95
Unit 6 Renewable Energy 103
TEXT A A Recipe for Solar Energy：Learning from Nature 104
TEXT B The Limitless Potential of Sewage 110
TEXT C New Energy Revolution 116
Unit 7 Development of New Material 123
TEXT A Light from Vacuum 124
TEXT B Graphene in High-Speed Internet 130
TEXT C Graphene and Nanodroplet 137
Unit 8 Instruments 144
TEXT A Lens to Create 3D Images 145
TEXT B Curvilinear Camera 150
TEXT C Identifying Facial Sketches 156
Unit 9 Space Discovery 163
TEXT A A Future Vehicle 164
TEXT B Danger or Safe 171
TEXT C The Mystery of Sunspots 177
Unit 10 Science and Humanity 184
TEXT A Why Businessman Should Study History 185
TEXT B Undefeated British 193
TEXT C The Struggling of Early Chinese Americans 200
Keys to Exercises 209