digestive system

(Newser) - Poop comes in all shapes and sizes, but one kind of marsupial produces oddly symmetrical, six-sided feces that have had scientists scratching their heads. Patricia Yang, a mechanical engineering fellow at Georgia Tech, decided she needed to get to the bottom of why wombats expel poop cubes—the only known...

(Newser) - The old line about going to a shrink to get your head examined might someday have to be tweaked—new research suggests that psychiatric patients should have their gut examined, too. The Verge takes a look at the growing body of evidence suggesting that our digestive systems have a profound...