The complex motion of the outer core causes the magnetic north pole to shift tens of miles per year ... and users won't have to change anything for phone map apps to work properly.
They release a new edition of the World Magnetic Model (WMM) every five years. The tool is used by GPS systems and navigation ...
The World Magnetic Model, critical for navigation in smartphones, submarines, and GPS, depends on pole stability. The current shift threatens its accuracy, impacting global systems. Earth’s ...
Dr. Arnaud Chulliat, a senior research scientist at the University of Colorado, highlights that delays in updating the World Magnetic Model can amplify navigation errors. Dr. William Brown ...