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 ...

A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...

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

Some inventions are so simple that it’s hard to improve them. The magnetic compass is a great example — a magnetized needle, a bit of cork, and a bowl of water are all you need to start navigating the ...

Compass Diversified Holdings has continued its strategic buying philosophy with the purchase of a century-old Rochester, N.Y., company whose product line includes the manufacture of rare -earth ...

The movement of the magnetic North Pole is the result of the Earth having an active core. The inner core, starting about ...

A ship’s steel hull becomes part of Earth’s magnetic field, which can quietly skew a magnetic compass in different directions as the vessel turns and heels. This explains how binnacle correctors work, ...

Earlier this year, scientists went into a dark barn in New Jersey, trapped some bats, and stuck them next a magnetic coil. Then, they tagged the flying mammals with a tiny electronic tag, and freed ...

In a world filled with modern navigation tools, there is still a place where the humble compass can be used. Knowing how to make a compass, and teaching others how to make one, serves to develop a ...