What Did David Christian Say About The Complexity Of The World

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David Christian was talking about the complexity of the world. He said that after every new threshold the world become more complex. The first threshold was the Big Bang Theory. The second threshold was when the stars started to appear. The third threshold was when new chemicals started to appear. New atoms are created when stars die which makes the world even more complex. The fourth threshold was when the earth and solar system appeared. Rocky planets like the earth create a diverse environment do to the materials. The fifth threshold was when life on earth appeared. Life was created when molecules combine to form living organism. Since chemistry is dominated by electromagnetic force it explains why humans are smaller than stars. There is