News tagged with liquid outer core

Earth's outer core deprived of oxygen: study

The composition of the Earth's core remains a mystery. Scientists know that the liquid outer core consists mainly of iron, but it is believed that small amounts of some other elements are present as well. Oxygen ...

dateNov 23, 2011 in Earth Sciences
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Earth's inner core is melting... and freezing

The inner core of the Earth is simultaneously melting and freezing due to circulation of heat in the overlying rocky mantle, according to new research from the University of Leeds, UC San Diego and the Indian ...

dateMay 18, 2011 in Earth Sciences
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Going to Earth's core for climate insights

(PhysOrg.com) -- The latest evidence of the dominant role humans play in changing Earth's climate comes not from observations of Earth's ocean, atmosphere or land surface, but from deep within its molten core.

dateMar 10, 2011 in Earth Sciences
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As the World Churns

(PhysOrg.com) -- "Terra firma." It's Latin for "solid Earth." Most of the time, at least from our perspective here on the ground, Earth seems to be just that: solid. Yet the Earth beneath our feet is actually ...

dateDec 28, 2009 in Earth Sciences
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