Original Source
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Impact
Does Entropy Contradict Evolution? (#141)
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by Henry Morris,
Ph.D.
Institute for Creation Research, PO Box 2667, El Cajon, CA 92021
Voice: (619) 448-0900 FAX: (619) 448-3469
URL = www.ICR.org
"Vital Articles on Science/Creation" March 1985
Copyright c 1985 All Rights Reserved
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Abstract
There is a factor called "entropy" in physics, indicating that the whole
universe of matter is running down, and ultimately will reduce itself to
uniform chaos. This follows from the Second Law of Thermodynamics, which seems
about as basic and unquestionable to modem scientific minds as any truth can
be. At the same time that this is happening on the physical level of
existence, something quite different seems to be happening on the biological
level: structure and species are becoming more complex, more sophisticated,
1
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The popular syndicated columnist, Sydney Harris, recently commented on the
evolution/entropy conflict as follows:
There is a factor called "entropy" in physics, indicating that the whole
universe of matter is running down, and ultimately will reduce itself to
uniform chaos. This follows from the Second Law of Thermodynamics, which seems
about as basic and unquestionable to modem scientific minds as any truth can
be. At the same time that this is happening on the physical level of
existence, something quite different seems to be happening on the biological
level: structure and species are becoming more complex, more sophisticated,
more organized, with higher degrees of performance and consciousness.
1
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As Harris points out, the law of increasing entropy is a universal law of
decreasing complexity, whereas evolution is supposed to be a universal law of
increasing complexity. Creationists have been pointing out this serious
contradiction for years, and it is encouraging that at least some
evolutionists (such as Harris) are beginning to be aware of it.
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How can the forces of biological development and the forces of physical
degeneration be operating at cross purposes? It would take, of course, a far
greater mind than mine even to attempt to penetrate this riddle. I can only
pose the question - because it seems to me the question most worth asking and
working upon with all our intellectual and scientific
resources. 2
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This, indeed, is a good question, and one for which evolutionists so far have
no answer. Some have tried to imagine exceptions to the Second Law at some
time or times in the past, which allowed evolution to proceed in spite of
entropy, but such ideas are nothing but wishful thinking.
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Being a generalization of experience, the second law could only be invalidated
by an actual engine. In other words, the question,. "Can the second law of
thermodynamics be circumvented?" is not well-worded and could be answered only
if the model incorporated every feature of the real world. But an answer can
readily be given to the question, "Has the second law of thermodynamics been
circumvented?" Not yet. 3
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Of course, the fact that no exception to the law of increasing entropy has
ever been observed does not prove such a thing never happened. It simply shows
that such ideas are outside the scope of science. Evolutionists are free to
believe in such "singularities" by faith, if they wish (e.g., the inflationary
universe, hopeful monsters, etc.) but they have no right impose them on
unsuspecting young minds in the name of science. The more common rejoinder to
the apparent creation/evolution conflict, however, is simply to dismiss it as
"irrelevant" on the basis of the naive and incorrect belief that entropy only
increases in so-called "isolated systems" - that is, systems closed to any
external organizing energy or information.
Lewin expresses this curious idea:
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One problem biologists have faced is the apparent contradiction by evolution
of the second law of thermodynamics. Systems should decay through time, giving
less, not more, order. One legitimate response to this challenge is that life
on earth is an open system with respect to energy and therefore the process of
evolution sidesteps the law's demands for increasing disorder with
time. 4
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It is amazing how many anti-creationist debaters and writers try to "sidestep"
this serious problem with such a simplistic clich‚ as this. Creationists who
cite the entropy principle against the evolutionary philosophy are, time and
again, dismissed as either ignorant of thermodynamics or dishonest in their
use of the second law. Such charges are inappropriate, to say the least.
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In the first place, the entropy principle applies at least as much to open
systems as to closed systems. In an isolated real system, shut off from
external energy, the entropy (or disorganization) will always increase. In an
open system (such as the earth receiving an influx of heat energy from the
sun), the entropy always tends to increase, and, as a matter of fact, will
usually increase more rapidly than if the system remained closed! An example
would be a tornado sweeping through a decaying ghost town or a cast iron
wrecking ball imposed on an abandoned building. Anyone familiar with the
actual equations of heat flow will know that a simple influx of heat energy
into a system increases the entropy of that system; it does not decrease it,
as evolution would demand. Opening a system to external energy does not
resolve the entropy problem at all, but rather makes it worse!
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The statement in integral form, namely that the entropy in an isolated system
cannot decrease, can be replaced by its corollary in differential form, which
asserts that the quantity of entropy generated locally cannot he negative
irrespective of whether the system is isolated or not, and irrespective of
whether the process under consideration is irreversible or not.
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Thus entropy in an open system always at least tends to increase, no matter
how much external energy. is available to it from the sun or any other source.
To offset this tendency, the external energy must somehow be supplied to it,
not as raw energy (like a bull in a china shop) but as organizing information.
If the energy of the sun somehow is going to transform the non-living
molecules of the primeval soup into intricately complex, highly organized,
replicating living cells, and then to transmute populations of simple
organisms like worms into complex, thinking human beings, then that energy has
to be stored and converted into an intricate array of sophisticated machinery
by an intricate array of complex codes and programs. If such codes and
mechanisms are not available on the earth, then the incoming heat energy will
simply disintegrate any organized systems that might accidentally have shown
up there.
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Evolutionists have hardly even addressed this problem as yet, let alone solved
it. There are, to their credit, a few theorists who have at least recognized
the problem and offered certain speculations as to possible directions in
which to search for a solution. The one man whose speculations have received
the most attention (even acquiring for him a Nobel Prize in 1977) is Belgian
physicist Ilya Prigogine, who advanced the strange idea of "dissipative
structures" as a possible source of new complexity in nature. He postulated
that when systems somehow are "perturbed" to a "far-from-equilibrium"
condition, as a result of a large influx of external energy which produces an
inordinate amount of internal energy dissipation, then certain "structures"
might be generated. An example would be the generation of storm cells in the
earth's atmosphere by incoming solar heat.
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How such "dissipative structures" could possibly produce organic evolution is
completely unknown and seems quite impossible to imagine. Such systems in no
way contradict the principle of entropy but rather are illustrations of
entropy working overtime! The Harvard scientist, John Ross, comments:
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...there are no known violations of the second law of thermodynamics.
Ordinarily the second law is stated for isolated systems, but the second law
applies equally well to open systems. ...there is somehow associated with the
field of far-from-equilibrium phenomena the notion that the second law of
thermodynamics fails for such systems. It is important to make sure that this
error does not perpetuate itself. itself.6
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Nevertheless, this bizarre notion of generating organization through chaos has
achieved a remarkable following in recent years, not only among evolutionists
anxious for a solution to the entropy problem but also among radicals desiring
a scientific justification for social revolutions. For example, UNESCO
scientist Ervin Laszlo has said:
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What I see Prigogine doing is giving legitimization to the process of
evolution - self-organization under conditions of change. ...Its analogy to
social systems and evolution should be very fruitful. 7
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Space precludes discussion here of the melange of speculative applications
that have been related to Prigogine's suggestion since he "gave legitimization
to evolution," as Laszlo put it (thus admitting by inference that evolution
was illegitimate until Prigogine came along with this unique remedy for
entropy). Typical of these is a paper by two leading evolutionary
biologists 8
who speculate (without proof, either biological or mathematical) that
evolution is inevitably produced in a biosphere increasing in entropy, through
the mechanisms suggested by Prigogine's non-equilibrium thermodynamics.
However, evolutionist Roger Lewin, reviewing their paper, calls their
speculations mere "heuristic formulations" and then cites Prigogine himself as
being mystified by it.
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"I see how you can do this with molecules," he told Brooks, "but I don't see
how you can do it with species. I don't understand the extrapolation."'
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And neither does anyone else! If science is to be based on fact and evidence,
rather than metaphysical speculations, then entropy does not explain or
support evolution at all. In fact, at least until someone can demonstrate some
kind of naturalistic comprehensive biochemical predestinating code and a
pre-existing array of energy storage-and-conversion mechanisms controlled by
that code to generate increased organized complexity in nature, the entropy
law seems to preclude evolution altogether. The marvelously complex universe
is not left unexplained and enigmatically mysterious by this conclusion,
however. It was created by the omnipotent and omniscient King of Creation! If
evolutionists prefer not to believe this truth, they can make that choice, but
all the real facts of science - especially the fundamental and universal law
of entropy - support it.
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REFERENCES
- Sydney Harris, "Second Law of Thermodynamics" Field Enterprise
Syndicate, as appearing in San Francisco Examiner, January 27, 1984).
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- Ibid.
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- Frank A. Grew, "On the Second Law of Thermodynamics," American
Laboratory (October 1982), p.88.
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- Roger Lewin, "A Downward Slope to Greater Diversity," Science
(Volume 217, Septernber 24, 1982) p. 1239.
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- Arnold Sommerfeld, Thermodynamics and Statistical Mechanics (New
York Academic Press, 1956), p. 155
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- John Ross, Letter to the Editor, Chemical and Enqineeeinq News
(July 7, 1980), p.40.
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- Ervin Laszlo as quoted by Wil Lepkowski in "The Social
Thermodynamics of Ilya Prigogine.", Chemical and Engineering News
(Volume 57, April 16, 1979), p.30.
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- Edward Wiley and Daniel Brooks, "Victims of History - a
Non-Equilibrium Approach to Evolution," Systematic Zoology (Volume 31,
No.1, 1982).
- Roger Lewin, op cit.
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* Dr. Henry M. Morris is Founder and President Emeritus of the Institute for
Creation Research.