Saturday, January 14, 2006

[Mormons and Evolution] 1/14/2006 12:58:11 PM

island,  the cosmological constant that may be responsible for the observed accelerating expansion does exert tension (negative pressure if you must), but it's not increasing in magnitude---that's why they call it a "constant." Anyway, I am not aware of any reason why the existence of a cosmological constant should negate the perspective on the second law of thermodynamics I mentioned above.

How common life in the universe is has nothing to do with how much entropy humans are responsible for. Every planet with life will require a star, and every star generates vastly more entropy than life on earth. This is all that one needs to know to understand that life makes negligible contributions to the entropy budget of the universe.

The article you linked is worthless, being based on the misconception that life violates the second law of thermodynamics. This "law" applies to closed systems; Earth, with energy from the sun flowing through it, is not a closed system. The combined system of Earth, Sun, and light escaping the Sun is increasing in entropy with that of the Sun and its escaped light completely dominating that of Earth. The article, BTW, says nothing about vacuum energy. Oh, and one more thing, intelligent life has never made massive particles from vacuum energy. 

Posted by Christian Y. Cardall

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Posted by Christian Y. Cardall to Mormons and Evolution at 1/14/2006 12:58:11 PM

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