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 ...

Loggerhead sea turtles (Caretta caretta) can learn to associate food with the geomagnetic signatures of various oceanic regions, suggesting that they are able to find known foraging areas using an ...

Magnetic compasses can be fooled by steel hulls and shifting magnetic poles, so ships turn to gyroscopes instead. This video breaks down how gyrocompasses use Earth’s rotation to find true north, and ...