University of Delaware data scientist Jing Gao is fascinated by the ways that cities and towns grow over time. This concept is known as urbanization. Take Chicago, Los Angeles and New York. All of ...

This is an urbanization map of the U.S., derived from city lights data. Legened: urban = red, peri-urban = yellow. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...

(NEXSTAR) – Does it feel like a totally different climate when you go across town? It may be the urban heat island effect. The way a city is designed can make hot weather feel even worse. The ...

Eugenie L. Birch is Lawrence C. Nussdorf Professor of Urban Research and Education at the Penn Institute for Urban Research at the University of Pennsylvania, and President of the General Assembly of ...