News tagged with liquid iron

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 ...

May 18, 2011
4.6 / 5 (14) 10 | with audio podcast

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.

Mar 10, 2011
4.2 / 5 (18) 19 | with audio podcast

When the Earth mantle finds its core

The Earth's mantle and its core mix at a distance of 2900 km under our feet in a mysterious zone. A team of geophysicists has just verified that the partial fusion of the mantle is possible in this area when ...

Sep 17, 2010
4.4 / 5 (5) 0

The Earth's hidden weakness

(PhysOrg.com) -- Three thousand kilometres beneath our feet, the Earth's solid rock gives way to the swirling liquid iron of the outer core.

May 28, 2010
4.3 / 5 (15) 2 | with audio podcast