This compass includes a sighting hole and notch so you can get accurate bearings, as well as a clinometer and a declination adjustment tool. The TruArc needle tilts up to 20° for balanced use anywhere ...

iOS ships with a basic compass that you can use to find your basic heading when driving or hiking. It's not as robust as some third-party orienteering apps, but it will work in a pinch when these ...

In the days since GPS was invented, many of us have lost the skill of navigating by a good old compass and map. As a family ...

How can a tiny magnet help you if you're lost in the woods? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you're lost in the woods, your ...

Compasses were the trusted companions of sailors, explorers, and travelers for centuries, offering a simple way to find north. A small magnetized needle is set on a tiny pivot, allowing it to move and ...

If shrunken down to micron size, a compass needle could wobble. (Courtesy: iStockphoto/tobias machhaus) A tiny magnetic needle just 10 μm long could be used to create a magnetic-field sensor that – if ...

A magnet (It can be a flat refrigerator magnet or a more powerful magnet, such as a rare earth magnet—the most common type is made of neodymium—which can be purchased at many hardware stores. A ...

When Santa is done delivering presents on Christmas Eve, he must get back home to the North Pole, even if it's snowing so ...

Safety note: the wire can get too hot to touch if you keep touching the terminals for too long. Can't see the video? Download an mp4 [21 MB] version of this video. Grab a compass, a coat hanger and a ...

For the first time in more than three centuries, your compass might finally be about to point true north. At some point over the next two weeks, compasses at Greenwich will point true north for the ...