In the past 150 years they have not found any fossils that Darwin would not have expected.New discoveries have filled in the gaps, and shown us in unimaginable detail the shape of the great ‘tree of life’. It’s astonishing how much information exists about organizations dedicated to worthy causes.
Older dates may change by a few million years up and down, but younger dates are stable.The fossil record is fundamental to an understanding of evolution.Fossils document the order of appearance of groups and they tell us about some of the amazing plants and animals that died out long ago.These skeptics do not provide scientific evidence for their views.Current understanding of the history of life is probably close to the truth because it is based on repeated and careful testing and consideration of data.
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The object's approximate age can then be figured out using the known rate of decay of the isotope.