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.
Deep inside Earth, two massive hot rock structures have been quietly shaping the planet’s magnetic field for millions of ...
Earth’s magnetic field works a bit like a dynamo. It is generated by the movement of molten iron and nickel in the outer core ...
New research identifies how two vast, hot rock structures in the planet’s mantle produce unusual magnetic activity.