Micro-organisms constitute a very antique group of living organisms which appeared on the Earth's surface almost 3000 million years ago.

A new longitudinal study provides critical insights into the intricate interplay between human immunity and viral evolution ...

A study of wild African herbivores offers new insight into how environmental conditions—not just diet and anatomy—can ...

A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key ...