A half-century after the first attempt to drill through the ocean crust into the Earth?s mantle, a new campaign armed with improved technology is underway that could reach the mantle by the end of the decade, researchers say.
Source: http://www.cosmosmagazine.com/news/4164/geologists-journey-mantle-earth
Aisha Tyler Aki Ross Alecia Elliott Alessandra Ambrosio Alexis Bledel Ali Campoverdi Ali Larter
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