It’s easy in America to think of trains with lots of nostalgia and little else. We are so firmly grounded in the culture of cars that when we envision our future of transportation, we can’t see the ...

The massive construction waste collapse last month in Shenzhen reflects a wider phenomenon: the waning of the megacity era. Shenzhen became a megacity (population over 10 million) faster than any ...

Mumbai. Shanghai. Tokyo. Beijing. According to the United Nations, megacities—urban areas with a population of ten million or more—housed approximately 12 percent of urban dwellers as of 2014. Here ...

You learn to put up with a lot when you live in Mexico State. The electricity is always going out, and there’s never enough running water. Commutes of two to three hours are common. Kidnapping is a ...

Parag Khanna is an international relations expert, world traveler and CNN global contributor. I recently spoke with him about his new book, Connectography: Mapping the Future of Global Civilization, ...

Over the last century, the explosion of the human population has been accompanied by the growth of cities worldwide. The increased presence of large cities presents unique global challenges regarding ...

Today, megacities have become synonymous with economic growth. In both developing and developed countries, cities with populations of 10 million or more account for one-third to one-half of their ...

The New York metropolitan area gobbles up more energy than any other major city in the world, according to a new study that aims to calculate the resources consumed in the world's largest cities. The ...

A historic migration is under way around the world, from the countryside to swelling urban centers. Many of those new arrivals will find a better life. Others won't. For governments, businesses and ...

NEW YORK CITY -- Former U.S. president Bill Clinton looked out past the glaring white lights, into the hundreds of faces in the audience, and breathed in deeply. "This is the shape of the modern world ...

With 10 billion people expected to cram into urban areas by mid-century, the world will add at least 14 new megacities — many of which are at risk of threats including food and water insecurity, ...

Metropoles like Shanghai have survived and thrived in large part because of their massive populations. But what happens when people start to become a liability rather than an asset? Reuters/Aly Song ...