Evolution is the process of heritable change in populations of organisms over multiple generations. Evolutionary biology is the study of this process, which can occur through mechanisms including ...

You may have seen the term “natural flavors” on ingredient lists. These are flavoring agents that food manufacturers add to their products to enhance the taste. However, this term can be pretty ...

Natural deodorants don’t have the best reputation for reducing odor. In fact, they don’t actually prevent you from sweating, allowing odor-causing bacteria to thrive. Experts told me, however, that ...

Some of the once-natural breeds are more closely connected to their roots than others are. Modern Siberian cats, for example, ...

Natural products are small molecules produced naturally by any organism including primary and secondary metabolites. They include very small molecules, such as urea, and complex structures, such as ...

Eating high-fiber foods like whole grains and legumes helps relieve constipation. Drinking plenty of water can soften dry stools and improve digestion. Abdominal massage and regular exercise are other ...

Gut bacteria evolve rapidly in response to different diets, UCLA evolutionary biologists report in a new study. The researchers found that gene variants that help microbes digest starches found in ...