W hat do Philadelphia City Hall, the Empire State Building, and the Burj Khalifa have in common? They’ve all held the title of the world’s tallest skyscraper. And eventually Jeddah Tower, a ...

Explore the engineering and architectural principles behind the Burj Khalifa, the tallest building in the world at 828 meters ...

After four years of construction, the 74-story Waterline tower has reached its final height. It will be divided into offices, ...