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1 ene 1950 año - Radioisotopes are first used with fossils

Descripción:

During the decade of the 1950’s radioisotopes were first being used to date fossils. Fossils dated back millions of years showed how organisms evolved over time to adapt to the geographic changes the earth went through. The technique used is called radiometric dating.

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fecha:

1 ene 1950 año
Ahora mismo
~ 75 years ago