Testing Times - Methods of Dating the Geological Past - NaturPhilosophie
Cross-Referencing Geological Time At the beginning of the 20th century, the discovery of the radiometric "clock" revolutionized our understanding of the Earth's deep history, confirming what geologists had been claiming for decades. Nevertheless, newer and more accurate dating methods posed further problems in themselves. After all, how do we know our Earth is 4.5 billion years old, and not a mere few thousands of years as suggested by the Bible?
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