Gut Bacteria

The small intestine has several functions, including chemical digestion, immune defense, and now, apparently, inspiring better battery designs. Researchers have copied the shape and material of villi to create more productive microbial fuel cells.

Scheduling days without food may have a knock-on effect that eases both chronic pain and its associated cognitive problems, according to a study on mice by researchers from the First Affiliated Hospital of Zhengzhou University in China.