Data from the U.S. Census Bureau has revealed that some of the largest urban areas in the country are recovering from drops ...

Now, the authors of a new study have analyzed hundreds of ancient stone arrowheads from the Lahontan Basin in Nevada in order to map fluctuations in the density of this population over time and ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

As the global population grows, it will not do so equally everywhere. This map explores population growth—and decline.

A little over 5 million years ago, water from the Atlantic Ocean found a way through the present-day Strait of Gibraltar.

A little over 5 million years ago, water from the Atlantic Ocean found a way through the present-day Strait of Gibraltar.

As population size approaches the carrying capacity of the environment, the intensity of density-dependent factors increases. For example, competition for resources, predation, and rates of ...