Tourists looking to watch the sunset from the Empire State Building’s observation deck could soon be forced to fork over more than $100. That’s because the owners of the storied landmark have ...

The Empire State Building kicked off a major energy-saving retrofit Monday, and promoters hope one of the world's most iconic skyscrapers can become an efficiency model for buildings worldwide.

The Empire State Building is opening its new 102nd-floor observatory, complete with floor-to-ceiling glass walls, on Saturday. If you haven’t been there since you were a kid or you took your out ...

A new observatory on the building's second floor celebrates the construction of the skyscraper, which was completed in 1931.

For an interactive article on business inside the Empire State Building, a New York Times team turned to interviews with tenants, vacancy listings, promotional materials and real estate data.

Construct the Empire State Building in its LEGO Architecture 21046 form in this speed build video, where we bring the ...

The Empire State Building’s original green retrofit, completed in 2010 and costing just over $31 million, was groundbreaking for its time.

The Empire State Building retrofit was meant to be a model for what’s possible, and the hope is that other building owners will adopt the same measures.

The Empire State Building survived King Kong, “Empty State Building” ridicule and decades of neglect. Now comes a New York Times attempt say the building symbolizes a bleak outlook for NYC.

It has been a year since the bulk of a massive energy-efficiency retrofit project was finished at the Empire State Building and owners, planners and experts have had high hopes for a big payoff ...

I was one of the first people to view New York City from 1,250 feet in the third phase of the Empire State Building’s $165 million renovation. Here's what it was like.