that is correct... geophysicists misinterpreted their J wave readings due to an incoherent cosmological theory; the core of the earth is not solid, that is physically impossible and one would have to rewrite the laws of physics and formulate a new periodic table for that nonsense to even become rmeotely feasible; it defies common sense... the core of the earth is made out of plasma, the readings are accounted for by Z pinch