Strength and mobility are key to living independently as you age. A new book by an orthopedic surgeon and a trainer explains ...

Fifty years after Jaws sunk its teeth into us, we’re still admiring the bite mark. Steven Spielberg’s 1975 film, his second feature, left such a imprint on culture and Hollywood that barely any trip ...

Learn how starfish got their shape after a complicated evolutionary process, starting with an ancestor that lived 500 million ...