Collagen is an important protein that helps build the tissues of humans and animals. It is very strong because it is made of ...

Yuchen Geng and Arpita Bose consider the invisible foundation of life, explaining why microbes must be included in ...

New studies show that a bacterial molecule, peptidoglycan, is present in the brain and fluctuates with sleep patterns. This challenges the idea that sleep is solely brain-driven, instead suggesting it ...