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

At some point during our primary school careers, most of us probably constructed a simple compass, often by floating a ...

On Earth, the magnetic field of our planet points a compass north, but in space, things are a bit more complicated. When you purchase through links on our site, we may earn an affiliate commission.

When we think about the Earth’s magnetic field, we often associate it with compasses and navigation. However, did you know that our planet’s magnetic field has a rich history of change, including ...

Compass readings that do not show the direction of true north and interference with the operations of satellites are a few of the problems caused by peculiarities of the Earth's magnetic field. The ...