"The angled facade is designed to create pressure differences that enable air to move through the building," said Snøhetta. "The air enters through valves in the facade, which open and close as ...

In fact, asymmetry, unless on car tires, is perceived as a sign that something might be wrong. However, that's not the case with angled engines in single-engine propeller planes.

The British painted angled runway lines on the HMS Triumph to test the design. The United States decided to modify the USS Antietam with an extension to test the idea in 1952.