A Newsweek map shows the world’s 100 largest cities by population, according to updated United Nations data —including the only two U.S. metropolises to make the cut: New York and Los Angeles.

Tanzania is set to see the highest growth rate by 2100 (1.22), followed by Mauritania (1.18), Benin (1.11) and the Democratic Republic of the Congo (1.01)— all in Africa. Sub-Saharan Africa is ...

To deliver UHC, India’s health system needs to be agile (in responding to present health needs), adaptive (readily ...

Cities shape access to clean water. Compact growth helps millions reach pipes and sewage, while sprawling cities make ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

Toxic waste hotspots in the United States are expected to be submerged during this century, posing a chemical risk to ...

New mapping of climate firms shows region rich in solutions but constrained by grids, finance and coordination.

If Asian countries are to break out of the middle-income trap, they must solve the problems that plague their cities. The ...

Jakarta has overtaken Tokyo as the world’s most populous city, marking a major shift in global urban growth and explaining Asia’s rapid rise in megacities, a U.N. report shows.

From a digital vantage point in orbit, scientists have mapped every building on Earth—2.75 billion structures, all in 3D.

So, what’s the world going to look like in 2050 if things keep warming up? It’s a big question, and people have been trying ...