Tag Archives: geoscience

Blobs in Earth’s Core Could Be Causing ‘Geomagnetic Jerks’ in the Magnetic Field

Every several years, magnetic field observatories record quick changes to the position or strength of the planet’s magnetic field, so-called geomagnetic jerks. The cause of these shifts has remained a mystery. Continue reading Blobs in Earth’s Core Could Be Causing ‘Geomagnetic Jerks’ in the Magnetic Field