construction

I just stumbled upon this video, it's the "Building the World Trade Center" documentary made in 1983, by the NJ&NY Port Authority. Sorry if this is a repost, I tried a search, but anything pertaining to the WTC gets a lot of hits on these forums. One might also argue that this is in the wrong...

It all started one snowy Jerusalem day in 2004, when part of the earthen ramp leading to the Mugrabi Gate - the main gate to the Temple Mount - collapsed. The Israelis have a construction crew out there now, trying to move ahead with a multi-million dollar renovation project, and guess what...

I understand that scientists are estimating that we are about 5-10 years away from having the carbon nanotube composites necessary to build a space elevator. It seems that all news articles I read act as if building the elevator is a snap. (comparitavely - they all say that the carbon nanotube...