Turn the housing so north lines up with the direction of the travel arrow. Turn your body (not just the compass) so the magnetic needle is contained within the orienting arrow. Voil! You’re now facing ...

Below this is the round compass housing with a “360-degree dial” and “north sign,” within which is the floating “magnetic needle,” the “orienting arrow” beneath it, and ...

What is magnetic north, and why does an old-school compass needle point to it? Because Earth is a giant magnet. Deep within our planet is a liquid core, a ball of molten iron and nickel.

A compass needle is a bar magnet that will simply align itself along the Earth’s magnetic field. Particles such as electrons, muons and some atoms also behave like bar magnets, but when they are in a ...

The compass is balanced for the northern hemisphere, and it has luminescent details that are easy to see in low-light conditions. However, the marked in 10-degree increments, so it’s not the ...

He and his colleagues claim to have found a protein in fruit flies that acts a compass needle. It’s composed of iron and sulfur atoms, and an outer layer of cryptochromes wraps around it.

That's where the compass comes in - you dial up the bearing on the compass ring, align the needle on the base, and direction arrow points you the right way.

The red end of your compass needle is magnetized and wherever you are, the earth's magnetic field causes the needle to rotate until it lies in the same direction as the earth's magnetic field. This is ...