The magnetic compass is the last unknown sense in migrating animals. For some scientists, the monarch butterfly is leading ...

When Santa is done delivering presents on Christmas Eve, he must get back home to the North Pole, even if it's snowing so ...

Fish, birds, reptiles, amphibians, and even a few mammals rely on magnetoreception for navigation. But the exact mechanism ...

A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy clusters. If confirmed, the approach could be used to reveal where cosmic magnetic fields come from. By ...