There’s a mystery brewing at the center of the Earth.
using computer simulations of the core’s growth over the last billion years, a new study in the June 3 issue of Nature Geoscience offers a solution that finally seems to fit: Every year, little by little, Earth’s inner core is growing in a “lopsided” pattern, with new iron crystals forming faster on the east side of the core than on the west side
For more, check out this Space.com story.