Who uses radiometric dating

Posted by / 23-Oct-2019 08:11

Who uses radiometric dating

As for still earlier periods, carbon-14 dating excited scientists (including some climate scientists) largely because it might shed light on human evolution — the timing of our development as a species, and how climate changes had affected that.(2) It was especially fascinating to discover that our particular species of humans arose something like 100,000 years ago, no doubt deeply influenced by the ice ages.(3) A few scientists noticed that the techniques might also be helpful for the study of climate itself.

More unusual was the need to collaborate with all sorts of people around the world, to gather organic materials for dating.After a creature's death the isotope would slowly decay away over millennia at a fixed rate.Thus the less of it that remained in an object, in proportion to normal carbon, the older the object was.The radioactive isotope carbon-14 is created in the upper atmosphere when cosmic-ray particles from outer space strike nitrogen atoms and transform them into radioactive carbon.Some of the carbon-14 might find its way into living creatures.

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