Science
Earth’s ‘solid’ inner core may contain both mushy and hard iron – Phys.org
3,200 miles beneath Earth’s surface lies the inner core, a ball-shaped mass of mostly iron that is responsible for Earth’s magnetic…
3,200 miles beneath Earth’s surface lies the inner core, a ball-shaped mass of mostly iron that is responsible for Earth’s magnetic field. In the 1950’s, researchers suggested the inner core was solid, in contrast to the liquid metal region surrounding…
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