Introduction Have you ever wondered how a compass works? Traditional compasses (not the digital kind found in smart phones and other devices) are tools that take advantage of a natural feature of ...

Being able to improvise a compass can make a huge difference in navigating your way out of an outdoor emergency if you have lost your normal navigation equipment. This is especially important if you ...

Does it matter if you put a video camera near your magnetic compass that is used for navigation? The theoretical answer is "yes." But the practical answer? "Probably not." Now for a detailed ...