Progress on the Jeddah Tower, the world's tallest building, is moving “much faster than it ever did,” its engineer told Newsweek.

“I think you'll be asking different questions in 50 years,” the engineer behind the world's tallest building told Newsweek.

The unique form of the world's tallest building is "a very efficient way to maximize stability," its engineer told Newsweek.

Following a report at the start of this year, more details have been revealed on what is arguably the world's most ambitious architecture project: the mind-bogglingly tall JEC Tower, which is ...