We all know there's a heart in the body; we've been reading about it since childhood. As long as it beats, humans live. Let's ...

Science writer Mary Roach is fascinated by the human body, especially, she says, the "gooey bits and pieces of us that are performing miracles on a daily basis." Take the human heart, for instance. If ...

Senior Lecturer and Clinical Academic in Faculty of Medicine, Health & Life Sciences, Swansea University Mammals, from the mighty blue whale to the tiny shrew, inhabit nearly every corner of our ...