Have you ever wondered what's going on in your poop? Perhaps not. But this is precisely what we think about every day at the American Gut Project, the world's largest microbiome citizen science effort ...

Blue is far from the usual stool color, but it isn’t usually a cause for concern. Most of the time, blue stool is due to blue pigments or dyes that come out when your food is digested. If you take a ...

A search through decades-old frozen infant stool samples has yielded rich dividends for scientists. They have customized a laboratory technique to screen thousands of samples for norovirus, a major ...