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
Alice Dodd Alicia Keys Alicia Witt Amanda Bynes Amanda Detmer Amanda Marcum Amanda Peet
