The rise of information in an evolutionary universe |
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Authors: | Eric J. Chaisson |
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Affiliation: | Wright Center for Science Education , Tufts University , ?http://www.tufts.edu/as/wright center/index.html |
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Abstract: | This paper outlines the grand scenario of cosmic evolution by examining the ongoing changes among radiation, matter and life in standard, big‐bang cosmology. Using aspects of non‐equilibrium thermodynamics and information science, we argue that it is the contrasting temporal behavior of various energy densities that have given rise to the environments needed for the emergence of galaxies, stars, planets, and life forms. We furthermore argue that a necessary (though perhaps not sufficient) condition—a veritable prime mover—for the emergence of such ordered structures of growing complexity is the expansion of the Universe itself. Neither demon‐strably new science nor appeals to non‐science are needed to explain the impressive hierarchy of developmental change, from quark to quasar, from microbe to mind. |
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Keywords: | free energy flux density matter radiation life |
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