It's been a year since Oklahoma City's Legends Tower was first announced. Here we outline the key facts about the supertall skyscraper that is vying to be the tallest building in the United States.

There is no doubt that artificial intelligence is transforming the globe. It has even opened up a whole new world for the ...

The Greenwich, a recently completed 88-story tower downtown, has unveiled the highest private pool in Manhattan, perched more ...

It’s impossible to miss. The huge rectangular mass of concrete and glass — the tallest building in Havana — dominates the ...