自行车在发展中国家得到良好的利用 Project Finds New Homes for Unwanted Bikes From US.mp4
苹果和三星在全球范围内掀起法律大战 The Legal Battle Between Apple and Samsung.mp4
药物护理皮肤 Taking Medicine_ With a Microchip Under the Skin.mp4
詹姆斯·韦伯太空望远镜，时光机器？ Is NASA's James Webb Space Telescope a Time Machine.mp4
计算机，儿童， 数码时代 Computers_ Children and the Digital Divide.mp4
让互联网覆盖更广泛 Making the World Wide Web More Usable to a Wider World.mp4
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