Scientists have known for decades that many animals use the Earth's magnetic field for navigation. It's less clear how they do it. A new study suggests earthworms may be a good way to figure it out.

A significant research grant from the Wellcome Trust will allow a team of researchers to identify the biological mechanisms through which magnetic forces affect animals, including humans. Scientists ...

Dogs often perform a curious little ritual before doing their business: spinning in circles. You’ve probably noticed your dog turning two or three times before finally settling into position.