Brad Edwards answered selected viewer questions about space elevators on January 16, 2007. Please note we are no longer accepting questions, but please see Why Build It? and our links and books ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Brad Edwards: The "hook" will be a satellite in high orbit.

A space elevator may sound like an idea that could only exist in science fiction but we may be closer to seeing one in the near future than you might have previously thought. A Japanese company, ...