Should a Skyscraper's Spire Count Towards Its Total Height?

It's a hotly contested issue amongst architects and designers. Does a building's height stop at the highest usable floor, or should the spire above it count, too? What's the difference between a spire and an antenna? Does it really matter? Well, it does to the developer of the 1,776-foot-tall Freedom Tower. » 10/23/13 1:20pm 10/23/13 1:20pm

How the Greenest Skyscraper Ever Is Rising Out of the Rubble of the…

On September 11, 2001, the World Trade Center transformed from a pair of gleaming towers into a carcinogenic pile of smoldering rubble that's still killing people. Currently rising out of that rubble, though, is a skyscraper with the most environmentally advanced technologies ever attempted at the scale. » 9/08/11 11:30am 9/08/11 11:30am