New science proves that saying you've got a "gut feeling" is actually pretty accurate—especially if you're a man. Learn more about the impact of these bacteria.
The intestine is a very large organ that is populated by so many bacteria that there are more cells in the intestine than in the rest of the body. Learn more about the beneficial gut bacteria in the intestine.
Reviews bacteria which are beneficial to other organisms.
Find out what a bacterial strain is and how scientists determine bacterial species.
Find out how scientists are using small molecules to do big science.
You are what you eat they say, but maybe you are what eats you!