We think of basic U.S. geography as common knowledge. There are certain facts that it's often assumed every citizen knows. Don't we all know that the United States is comprised of 50 states and ...

The largest country in North America by land area is Canada, although the United States of America (USA) has the largest population. It is very cold in the north, near the Arctic Circle and it is ...

We study the causes of “nutritional inequality”: why the wealthy eat more healthfully than the poor in the United States. Exploiting supermarket entry, household moves to healthier neighborhoods, and ...