Could These Futuristic Buildings Really Change Human Behavior?

When we imagine enormous cities of the future, we don't always think about how they might change our behavior in urban areas. But these architectural proposals don't just look gorgeously futuristic — they're designed to be social and environmental experiments. » 3/27/14 8:00am 3/27/14 8:00am

This is what London's skyline could look like in 20 years

With more than 200 towers of heights 20 stories or greater planned to be built in London over the next 20 years, the UK's capital city is in for some big visual changes. Architectural visualization firm Hayes Davidson places those planned towers over a current image of London to imagine the future shape of London's… » 2/04/14 9:40am 2/04/14 9:40am

9 Extraordinary Underground Cities

Humans like to build cities that reach for the sky, but sometimes they also build downward. Whether for protection, or just because they can, we've created many cities beneath the Earth's crust - or dug deep into the rocky faces of mountains. Here are nine of the most awesome. » 1/01/14 11:31am 1/01/14 11:31am

What Happens When Cities Fall Apart?

Military strategist David Kilcullen was in New York City earlier this week to talk about the future of urban warfare at the World Policy Institute here in Manhattan. Gizmodo tagged along to learn more about "future conflicts and future cities," as Kilcullen describes it, and to see what really happens when urban… » 10/06/13 2:24pm 10/06/13 2:24pm

What Kenya's Mall Siege Reveals About the Urban Future of War

A 2003 article in the Military Review has proven darkly prescient with last weekend’s terrorist siege of an indoor shopping mall in Nairobi, Kenya. Written by two retired U.S. Army Lieutenant Colonels, the piece outlines the emergence of modern-day siege warfare tactics, or the invasion of large architectural… » 9/25/13 6:11pm 9/25/13 6:11pm

8 Unrealized Buildings That Could've Transformed American Cities

For every existent building in your city, there are a dozen that never came to be. Some plans were abandoned for good reasons (see: LA's 5,000-foot skyscraper), others were abandoned because of legal and financial quandaries. Either way, these forgotten drawings show us what we could've had. » 8/26/13 6:24pm 8/26/13 6:24pm

How We'll Live in a Future Where Cities Have Become Forests

Tomorrow's cities may be constructed partly out of living materials that produce energy without destroying the environment. But what will transportation look like in a world where you can't tell the difference between cities and forests? We get some hints in these gorgeous images of freeways built over forests in… » 3/07/13 3:42pm 3/07/13 3:42pm