Biologists are quietly rewriting what it means to be alive, and the human body has become one of their strangest frontiers.

The human body is an amazing, curious, and disgusting thing. At any given moment, millions of tiny lifeforms are making their way across your body—both inside and out. And now, researchers say they've ...

Class identity, which is how individuals view their economic and social positions in relation to others, has wide-ranging ...

This report examines key changes in the economic status of the American middle class from 1970 to 2023 and its demographic attributes in 2022. The historical analysis is based on U.S. Census Bureau ...