"A 75-foot building? I feel you,” the mayor said. But she said her hands were tied because of zoning rules from 1980.

The proposed San Francisco skyscraper would be the tallest building in the United States outside of New York and Chicago.

Engineers at the University of California San Diego have earthquake-tested a 10-story, 100-foot-tall steel structure, saying it’s the tallest steel structure ever tested with an earthquake simulator, ...

One Bloor West, by Foster + Partners, has surpassed the 300-meter (984-foot) milestone making it the country’s first ...

The project is actually two towers. The taller of the two will be 44 stories and 542 feet tall which is about 60 feet taller ...