The National Gallery of Art pairs art and science in a survey of some of the finest Dutch and Flemish painting of the 17th ...

In Greek mythology, according to Britannica, the Hydra is a mythical creature with varying numbers of heads, one of which was immortal. It lived in the marshes of Lerna, near Argos, and ...

The mythical Hydra may have been able to grow one of its many heads back every time it suffered a decapitation, but there are actual creatures capable of regenerating parts of their bodies bitten ...