How does a magnetic compass work? Well, it’s all down to basic physics and human ingenuity. The key component of a standard baseplate compass is its magnetized needle, which is allowed to spin freely ...

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 ...

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 ...

The magnetized needle of a conventional compass wants to align with Earth’s magnetic field—helpful, unless you’re near the ...

HONOLULU (HawaiiNewsNow)- Dr.V and Taizo Braden are back at the Honolulu Theater for Youth. Let's see how a compass works and how you can make one. Fill your glass bowl with water. Run the magnet over ...

In the blink of an eye in geological time, Canada has lost one north pole but gained another, a new and different claim to be ...