As we get older, chemical marks on our DNA slowly shift. Now, a study reveals this 'drift' in gut stem cells is fueled by inflammation and disrupted cell signaling, and it may help explain why our ...

As soon as the anaesthetised rat stopped moving, the laboratory technician surgically removed its pancreas. There was no time to waste: the organ could only survive for about an hour outside the body.

This important exhibition at the National Gallery in London is exactly the kind of thing our biggest public galleries – in ...