May 30, 2019
Our High Definition Geomagnetic Model (HDGM) provides a clearer picture of Earth’s magnetic field.
February 4, 2019
Due to changes in Earth’s magnetic field, NCEI has released an out-of-cycle World Magnetic Model to ensure safe navigation.
August 23, 2018
Earth’s shifting magnetic field affects airports and airline operations, including runway names. NCEI’s World Magnetic Model is a guide.
August 22, 2018
Our scientists have produced the World Magnetic Model and the Enhanced Magnetic Model to help improve magnetic navigation.
August 14, 2018
You can help us improve the accuracy of magnetic navigation by tracking changes in Earth’s magnetic field with the CrowdMag app.