Is Earth’s core lopsided? Strange goings-on in our planet’s interior – Phys.org

For reasons unknown, Earth’s solid-iron inner core is growing faster on one side than the other, and it has been ever since it started to freeze out from molten iron more than half a billion years ago, according to a new study by seismologists at the University of California, Berkeley.
The faster growth under Indonesia’s Banda Sea hasn’t left the core lopsided. Gravity evenly distributes the new growthiron crystals that form as the molten iron coolsto maintain a spherical inner core that grows in…

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