How does a magnetic compass work? Well, it’s all down to basic physics and human ingenuity. The key component of a standard baseplate compass is its magnetized needle, which is allowed to spin freely ...

Discover the fascinating world of magnetism and electricity with these hands-on science experiments! This video demonstrates how to build a homemade compass, create a simple speaker, construct an ...

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 ...

A magnet (It can be a flat refrigerator magnet or a more powerful magnet, such as a rare earth magnet—the most common type is made of neodymium—which can be purchased at many hardware stores. A ...

Not only migratory birds use a built-in magnetic compass to navigate correctly. A new study shows that non-migratory birds also are able to use a built-in compass to orient themselves using the ...