Population ecology is the study of how populations — of plants, animals, and other organisms — change over time and space and interact with their environment. Populations are groups of organisms of ...

The United States has enjoyed some level of population growth virtually every year for more than a century. But that doesn't mean every state is always growing in lockstep. Here's a for-instance: ...

Minnesota’s population has grown in three ways: naturally via more births than deaths, people moving here from other states and international migration. Demographers point out, however, that in as few ...

Sometimes numbers don’t tell the whole story. The latest state population update might qualify as a case in point. According to the latest U.S. Census Bureau figures, most Massachusetts communities ...