Paleomagnetism
SpaceEarth’s magnetic poles once took 70,000 years to reverse
A deep-sea sediment record shows one geomagnetic reversal lasted 70,000 years, reshaping assumptions about Earth’s magnetic field.
Joseph Shavit
A deep-sea sediment record shows one geomagnetic reversal lasted 70,000 years, reshaping assumptions about Earth’s magnetic field.
Joseph Shavit