Earth's magnetic field is generated by the churn of its liquid nickel-iron outer core, but it is not a constant feature.

A team of geologists found for the first time evidence linking regions of low seismic velocity and the shape of the Earth’s magnetic field.

The continent-sized blobs are much hotter than the lower mantle, creating a significant temperature gradient in the rocky ...

The recent Australia Magnetic Anomaly mapping was done using regional aeromagnetic data gathered during the Northern ...

Deep inside Earth, two massive hot rock structures have been quietly shaping the planet’s magnetic field for millions of ...

Advanced modeling has revealed an Australia-shaped magnetic anomaly beneath the country's Northern Territory that holds ...

Hidden mega-structures deep inside Earth may have been quietly steering our planet’s magnetic field—and rewriting what we ...

Learn about the continent-sized rocks hidden deep within Earth's mantle that have influenced the magnetic field for millions ...

Polarized light observations from ALMA reveal the magnetic structures and galactic outflows in Arp 220, the nearest ultraluminous infrared galaxy to Earth, providing detailed field maps.

"A strong magnetic field is very important for life on a planet." ...

New radio observations of the Milky Way are exposing hidden patterns in its magnetic field. People have scanned the night sky ...

Most of the time, the shape of Earth’s magnetic field is quite similar to that which would be produced by a bar magnet ...