Mumbai, India, Manila, Philippines, and Dhaka, Bangladesh, are among the most densely populated cities in the world.

In a significant development for urban logistics, Brazil’s civil aviation authority has authorised delivery drones to operate over densely populated areas, establishing a scalable national framework ...

Populations are growing at a faster rate in the southeastern United States, according to new data released by the U.S. Census Bureau on Thursday. The new data covers population changes from July 1, ...