Magnetism

Toroids! Toroids! Toroids!

Weird, slow-moving waves in the planet's core could explain the mysterious drifting.

The ancient moon may have had a gooey interior that likely triggered the lunar magnetic field.

The magnetic field is likely to recover without major disruption, new research finds.

Satellites circling Earth have mapped an elusive, invisible force in unprecedented detail: the magnetic field created by the currents in the planet's salty oceans, according to new research.

Minerals locked in clays burnt by ancient African farmers reveal the history of Earth's magnetic field.

Thanks to a solar storm, the northern part of North America may see a dazzling auroral display tonight.

Earth's magnetic poles, whatever they're doing, are not going to spark chaos and kill us all — a scenario making the rounds online right now.

An amateur astronomer appears to have made contact with the Imager for Magnetopause-to-Aurora Global Exploration (IMAGE) satellite, which lost contact with NASA in 2005.

A man in India has reportedly died after being yanked toward a magnetic resonance imaging (MRI) machine, according to news reports.