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 ...

From breaking news to special features, we're on it! Join the NonStop Local Chord group and always be in the know. 1) Place the needle on the surface of your bar magnet (in the same direction as your ...

There is actually a lot of physics involved with making a compass. It all has to do with this invisible geomagnetic field that surrounds the Earth. We will see if we can break this down a little ...

Are you ready to find a new direction? This experiment uses household items to make a useful tool. Follow along with ABC11 Science Club with BASF and discover how to make a compass at home! Adult ...

At some point during our primary school careers, most of us probably constructed a simple compass, often by floating a magnetized needle on a cork in a cup of water. The water in such a configuration ...