Earth's innermost layer is a 400-mile-wide ball of iron, new study suggests - CNN
- Earth's innermost layer is a 400-mile-wide ball of iron, new study suggests CNN
- Scientists unlock secrets of Earth's wickedly hot innermost realm Yahoo News
- After a 20-Year Search, Scientists Have Finally Found Earth's True Innermost Core ScienceAlert
- There's Another Core Within Earth's Core, Scientists Discover VICE
- Bouncing seismic waves reveal distinct layer in Earth's inner core Phys.org
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