Researchers looking at seismic waves believe the Earth’s core may be in a 70-year-cycle where it spins in one direction and stops, before spinning in the opposite direction.
Read more: Earth’s core seems to be slowing its spin, study suggests
Researchers looking at seismic waves believe the Earth’s core may be in a 70-year-cycle where it spins in one direction and stops, before spinning in the opposite direction.
Read more: Earth’s core seems to be slowing its spin, study suggests