2 集
第 16 集。Prosthetics

第 16 集。Prosthetics
From ancient times to today's cutting-edge technology, we chronicle the long history of prosthetic devices.
45 分鐘
1998年11月22日
第 21 集。Stereos

第 21 集。Stereos
The ability to transmit sound in stereo transformed the music of life into a rich symphony of sound. For over 100 years, enthusiasts and scientists have worked to create the ideal listening experience.
46 分鐘
1998年12月15日






















