Discovery The Graveyard at the Center of the Earth Scott Admin posted on 1 year ago — updated on 1 second ago 177 views Scientists have been trying to solve the mystery of why plate tectonics works the way it does for over a hundred years. And they might have just uncovered a key to cracking it. science pbs discovery earth PBS EONS plate tectonics Scott Follow Author, educator, musician, dancer and all around creative type. Founder of "The Happy Now" website and the online jewelry store "Silver and Sage".
