There are organisms that can use the magnetic field of the earth to navigate, including animals like honey bees and migratory birds, and some bacteria. Scientists have now learned more about how a ...

At some point during our primary school careers, most of us probably constructed a simple compass, often by floating a magnetized needle on a cork in a cup of water. The water in such a configuration ...

The compass—oldest known navigating instrument—has been revolutionized. Last week Bendix Aviation Corp. announced a new automatic compass that makes the old magnetic needle* look as obsolete as a ...

Introduction Have you ever wondered how a compass works? Traditional compasses (not the digital kind found in smart phones and other devices) are tools that take advantage of a natural feature of ...