About 1,800 miles (2,900 kilometers) below our feet, two enormous patches of strange rock sit above Earth’s core. New computer models now tie these deep structures to slow chemical leaks between the core and mantle that may have helped Earth…
About 1,800 miles (2,900 kilometers) below our feet, two enormous patches of strange rock sit above Earth’s core. New computer models now tie these deep structures to slow chemical leaks between the core and mantle that may have helped Earth…