Add Yahoo as a preferred source to see more of our stories on Google. How does a magnetic compass work: compass. How does a magnetic compass work? Well, it's all down to basic physics and human ...

Deep inside the planet, the churning of molten iron generates a magnetic field that shields the surface and guides every ...

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 ...

A compass that relies on polarised light can use the sun to tell where magnetic north is, even when it is cloudy. It is based on how some insects navigate and could be used when conventional magnetic ...

Magnetic compasses have always been utlised as the navigation tool for humans over centuries for exploring sea routes. But there exist specific locations on our planet where magnetic compasses either ...