设计抗震建筑从研究土壤入手 Designing a Quake-Resistant Building Starts at the Soil.mp4
Ron E Jones - Time Machine.mp3
调查苹果在中国的供应商 Inspections at Apple's Suppliers in China.mp4
购买一台PC Persuading You to Buy a PC.mp4
足球型发电机 A Soccer Ball That Gives You Energy -- Really.mp4
进口食品引发太平洋岛民肥胖等健康问题 Imported Foods Raise Obesity_ Health Issues for Pacific Islander.mp4
通过太空致电美国宇航局 Smartphones in Space_ a Really Long-Distance Call for NASA.mp4
镜头记录下的无无国界医生组织 Film Captures Risky Work of Doctors Without Borders.mp4