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How old is the earth?
Summary
One of Darwin’s chief difficulties in making converts to his views, was convincing a sceptical public, and some equally sceptical physicists, that there had been enough time since the advent of life on earth for the slow process of natural selection to…
Matches: 2 hits
- … ‘the latter part of the Secondary period’, that is, the Cretaceous. This was based on the assumed …
- … all the Heavenly bodies & for my son George ’. The Cretaceous is now held to have …
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