geodynamo articles
Where does the Earth's magnetic field originate?
What is the name given to the process that generates the Earth's magnetic field?
What must the fluid in the core be to generate electric currents through motion?
What primary phenomenon drives the motion within the outer core to sustain the dynamo?
What physical effect organizes the fluid motion into large-scale, coherent structures?
What is the name of the protective bubble created by the magnetic field around Earth?
What stream of high-energy particles from the Sun does the magnetosphere shield Earth from?
What causes the visible phenomena of the aurora borealis and australis?
What happens during a magnetic reversal event?