Vast ‘doughnut’ discovered in molten metal of Earth’s core
by Petra Stock from Science | The Guardian on (#6QC7G)
Australian scientists hail finding as a step in unlocking secrets of planet's protective magnetic field
By travelling to the centre of the Earth via seismic waves scientists have discovered a ring-like structure within the swirling pool of molten metal known as the outer core.
Research published in the journal Science Advances has identified a doughnut-shaped region within the outer core, parallel to the equator.
Continue reading...