Vast ‘doughnut’ discovered in molten metal of Earth’s core - The Guardian
- Vast ‘doughnut’ discovered in molten metal of Earth’s core The Guardian
- Doughnut-shaped region found inside Earth's core deepens understanding of planet's magnetic field Phys.org
- ANU geophysicist Professor Hrvoje Tkalčić (IMAGE) EurekAlert
- A doughnut-shaped structure beneath Earth’s surface provides clues to the planet’s magnetic field Cosmos