| NOVA Science Now | Space Elevator
Format / source: Streaming Video
Length/size: 11
mins
Comments: Can we build a 22,000-mile-high cable to transport cargo and people into space? Physicist and space-elevator visionary Brad Edwards describes the many benefits we'd enjoy. In this video extra, see a prototype of technology that may one day take us to space.
Robert Krulwich hosts this segment of NOVA Science Now, a magazine-style
PBS program produced by WGBH. |