“Sometimes redundancy has a way of showing up under certain conditions; they’re not truly redundant,” said Michael Snyder, ...

In a breakthrough for the advanced study of gut health, scientists have developed a 3D microscopic version of the human intestines condensed into a small chip about half the size of a five-cent coin.

Medically reviewed by Alicen Nelson MD, MPH The navel, also known as the belly button or umbilicus, is a small, round, or ...