Earth's magnetic field flipped about 41,000 years ago, and an eerie recording has proof of it. The European Space Agency's (ESA) Swarm satellite created a soundtrack relying on the unusual upheaval ...

Earth’s magnetic field is generated by the churn of its liquid nickel-iron outer core, but it is not a constant feature. Every so often, the magnetic north and south poles swap places in what are ...

Here’s what you’ll learn when you read this story: It used to be thought that there were more volatiles than expected in lunar soil because they escaped Earth before it had a stable magnetic field.

Hundreds of millions of years ago, Earth’s magnetic field behaved in a way that has long baffled scientists, showing wild and seemingly chaotic shifts unlike anything seen before or since. A new study ...

Many members of the animal kingdom can detect the subtle undulations of Earth’s magnetic field. Relying on a hidden ...