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

Humans are far more monogamous than our primate cousins, but less so than beavers, a new study suggests. Researchers from the University of Cambridge in England analyzed the proportion of full ...

In paleoanthropology, a rare, nearly-complete skeleton can rewrite entire chapters of the human origin story. The “Little Foot,” fossil an exquisitely preserved hominin found in South Africa’s ...