The fascinating world of bacteria that live as symbionts or parasites in animal hosts often remains a mystery to researchers. A research team has made a breakthrough that provides insights into this ...

Watch how mouthwash affects bacteria under the microscope. How Americans rank Trump compared with other US presidents Farmers are aging. Their kids don’t want to be in the family business. Yellowstone ...

An electron microscope image showing clumps of Streptococcus mutans, strains of which are the dominant cavity-causing bacteria in humans. The bacteria form clumps after producing and secreting a ...