The European Space Agency’s CryoSat-2, a satellite built to measure polar ice thickness, recorded detailed magnetic field distortions during a severe geomagnetic storm, producing data that ESA says ...

A magnetometer is an electronic device capable of measuring magnetic fields or magnetic dipole moment. Magnetometers are widely used for measuring the Earth’s magnetic field, in geophysical surveys, ...

From ancient compasses to modern smartphones, magnetometers have quietly shaped how we sense and navigate the world. Let us explore the fundamentals behind these field-detecting devices. Magnetic ...