Our bones did not begin deep inside the body. They started in the skin, not long after the first complex animals took shape.

A reduced genome in an island species raises evolutionary questions.

For more than a century, biologists assumed that the bony plates embedded in the skin of lizards – like natural chain mail – ...

A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in ...

A long-disputed rule in biology says bigger is better, but a new computer model illuminates why that’s not necessarily true. By Lauren Leffer Published Jan 18, 2024 11:45 AM EST Get the Popular ...

Learn how jellyfish and sea anemones are changing what we know about the evolutionary purpose of sleep.

The study blends math, statistics and biology to show that this long-held hyperbolic pattern is an anomaly because it doesn't account for the fact that all species on earth are defined as much by ...

Harvard Faculty of Arts and Sciences has officially voted to change the name of the Human Evolutionary Biology concentration during a meeting on April 1. Effective as of July 1, 2025 — when the ...