Scientists suggest Earth's inner core may have changed shape over the past 20 years, potentially affecting the planet's ...

Electricity and magnetism were imprinted into our surroundings from the beginning. Five billion years ago when the new-born Earth was a hot plasma of swirling electrical currents, these flows ...

These faint signals, which certain satellites can detect when flying at very low orbits, may hold clues about magma ... satellites that measure Earth's magnetic field. "These are among the ...