Earth's crust dates back earlier than previously thought, Ya

A recent study by two Yale researchers discovered that the Earth’s crust had to have begun growing soon after the planet’s formation to allow for the time needed for mantle convection.

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California , United States , Jun Korenaga , Mark Harrison , Rennett Stowe , Meng Guo , Los Angeles , Department Of Earth , Planetary Sciences , University Of California , Archean Eon ,