An engineer of my acquaintance was asked if he under-stood what a gyro-compass was, and he replied, “Of course I do; it is a magnetic compass mounted upon a gyroscope.” Now the gyro-compass ...

The fact that the grains of ancient rocks are lined up like tiny compass needles has led to the astonishing conclusion that the earth's magnetic poles have wandered and reversed By S. K. Runcorn ...

If you’re familiar with using a compass (the tool that points to magnetic north, not the one that makes circles) the concept of holding the device level makes sense. It must be level for the ...

who also invented the use of the “Flinders bar,” a rodof soft iron placed near the compass to correct for changes in the magnetism of the ship due to the vertical component of the earth's ...

Researchers at the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) have developed an innovative method ...

The needle will turn and then come to a complete stop. It will be facing magnetic north. You can check this by placing the compass next to the bowl. The needle is being affected by the Earth’s ...