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Tag: mantle

Earth’s Most Common Mineral is Bagged and Tagged: Meet Bridgmanite

KQED Science | December 4, 2014 | 0 Comments

Earth’s Most Common Mineral is Bagged and Tagged: Meet Bridgmanite

Thanks to a meteorite collected in 1879, we have finally given a name to the most abundant mineral in Earth. Here's why it took so long to christen this stuff.

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New Evidence of Earth’s Deep Water Cycle Reveals A Virtual Buried Ocean

KQED Science | June 12, 2014 | 1 Comment

New Evidence of Earth’s Deep Water Cycle Reveals A Virtual Buried Ocean

New evidence from high-pressure experiments and earthquake waves suggests the presence of water-rich melt at the base of the upper mantle, far deeper than previous estimates.

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A Lifetime Later, a New Plan to Drill Down to the Earth’s Mantle

KQED Science | August 22, 2013 | 6 Comments

A Lifetime Later, a New Plan to Drill Down to the Earth’s Mantle

After a wait of more than 50 years, the Integrated Ocean Drilling Program is ready to return to the site of Project Mohole to try and pierce the Earth's crust again.

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