StudyFinds on MSN14d
Strange behavior from Earth’s magnetic north pole days before Christmas baffles scientists
Discover what's going on at the north pole, as scientists work to update the world's GPS systems to account for strange ...
Hosted on MSN25d
Why the poles move around, and what it means to us
The difference between true north and magnetic north is known as magnetic declination. This angle varies depending on where you are on the Earth's surface and changes over time. Navigators must ...
Outdoor Guide on MSN7mon
How To Use A Compass (& Why You Need To Bring One On Your Next Hike)
The difference between magnetic north and true north is measured as the variation or declination. If hikers are using a ...