Global
These are the world's top 10 most livable cities
Here are the top ten most livable cities in 2017.
Global Issue
Industry
Economy
System Initiative
Global Issue
Industry
Economy
System Initiative
Cities and Urbanization
China
These mesmerizing time-lapses show just how crowded Chinese cities have become
China's exponential population growth is evident in these time-lapse images, captured by Google satellites.
Population
Watch the world's greatest cities rise and fall over the past 4,000 years
This animated map shows how the world's largest cities outgrew each other over time.
Cities and Urbanization
These are the 25 most high-tech cities in the world
If you want to know what the future will look like, these are the cities to keep an eye on.
Engineering and Construction
Scientists have cracked Rome's secret to waterproof concrete
Why does Roman concrete last for millennia longer than the modern kind? We may finally have an answer.
Cities and Urbanization
These mega-projects will transform the world's greatest cities by 2030
8 projects that are helping shape the future of some of the world's most famous cities.
Cities and Urbanization
The inequality we're not talking about: house prices
Robert J. Shiller looks at why housing affordability varies so significantly in cities around the world.
Cities and Urbanization
Here's why you should let your children play in the road
Hundreds of streets have been closed for children to get out and meet each other in a scheme to bring people together.
Cities and Urbanization
This is what makes your city better
We need a public dialogue about the principles that make for a good city, in order to improve them.
Global
These global cities have the most trees
There's a global movement encouraging cities to grow more trees and plan more parks. But which ones already have the most green space?
China
China’s newest megacity will run entirely on renewable energy
Superior in size and sustainability, Xiongan blows other smart cities out of the water.
Population
11 facts about world population you might not know
India overtaking China, Africa growing at double speed, these are just some of the insights into population growth.
China
Yes, you really can plant trees all over a city to make it cleaner and better
The Liuzhou Forest City, a green city that fights air pollution, is under construction in China
Cities and Urbanization
These will be the world's 10 biggest cities in 2030
By 2030, these will be the 10 biggest cities in the world, according to the United Nations' World Urbanization Prospects.
Innovation
China's ‘Uber for bikes’ model is going global
Bike-sharing is booming in China.