Only A Theory - a podcast by Rick Coste Productions
from 2014-10-13T10:00:30
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Charles Darwin had a hypothesis was that animals evolved due to a process he called natural selection. He strengthened his hypothesis with tests and observation. Evolution by natural selection has held up to every test. It is because of this that it long ago graduated from being a hypothesis to being a theory. It is a valid explanation for the fact of evolution.
Further episodes of Evolution Talk
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