Neurons that track which direction an animal faces can hold their firing patterns steady for months, even as other brain cells tied to spatial memory shift and rearrange. That finding, drawn from long ...

Study reveals how navigation and memory are linked, with a stable brain compass helping keep memories organized over time.

A compass is a navigational tool that helps people find their direction using the earth's magnetic field. It contains a magnet that aligns itself with the earth's north pole to indicate the direction.

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...