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AUSTIN, Texas — The iron atoms that make up the Earth’s solid inner core are tightly jammed together by astronomically high pressures — the highest on the
Earth's innermost layer is a 400-mile-wide ball of iron, new study
The inner core: Earth's innermost secret
硬いと思われていた地球の内核は実は柔らかい可能性が深まる : カラパイア
I would really appreciate the absolute truth) Will it ever be
Breaking News: Iron Atoms on the Move within Earth's Solid Inner
Earth's Inner Core Is More Like Butter Than a Solid Metal: Study
Why the Earth's iron core is solid -- even though it's hotter than
Earth's core is leaking, scientists say
Iron Atoms Found Moving Inside the Earth's Solid Inner Core
Marsquakes are Caused by Shifting Magma - Universe Today
If The Earth's Core Is So Hot, Why Doesn't It Melt?
Earth's 'innermost' inner core may be hiding its solid fifth layer
Earth's inner core is 'superionic', a state of matter somewhere