For many years, it was widely believed that fossils no longer contained any original organic molecules as the fossilization process was thought to destroy them. Now, a groundbreaking study, led by the ...

Scientists found ancient bone chemistry that reveals animal health, diet, disease, and environments from millions of years ago.

Metabolism quietly governs every living body. It shapes how organisms grow, reproduce, heal, and age. Because metabolism links closely to body size, temperature, and diet, it also sets limits on how ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...