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- Newsgroups: sci.space
- Path: sparky!uunet!mcsun!ieunet!tcdcs!unix1.tcd.ie!rwallace
- From: rwallace@unix1.tcd.ie (russell wallace)
- Subject: Re: ETs and Radio
- Message-ID: <rwallace.712441800@unix1.tcd.ie>
- Sender: usenet@cs.tcd.ie (NN required at ashe.cs.tcd.ie)
- Nntp-Posting-Host: unix1.tcd.ie
- Organization: Trinity College, Dublin
- References: <a7327850@Kralizec.fido.zeta.org.au> <1992Jul28.105743.29096@news.Hawaii.Edu> <rwallace.712328556@unix1.tcd.ie> <1992Jul29.162909.3574@ke4zv.uucp>
- Date: Wed, 29 Jul 1992 20:30:00 GMT
- Lines: 37
-
- In <1992Jul29.162909.3574@ke4zv.uucp> gary@ke4zv.uucp (Gary Coffman) writes:
-
- >In article <rwallace.712328556@unix1.tcd.ie> rwallace@unix1.tcd.ie (russell wallace) writes:
- >>Given that for evolution of life to start, a simple living organism must
- >>come together from amino acids etc. by accident; and that for any
- >>complex structure to fall together by accident is extremely improbable;
- >>then it looks pretty much like the odds against life appearing on any
- >>one planet could easily be more than 10^1000 to 1 against, and the
- >>number of planets in the visible universe is only about 10^22.
-
- >When you place hydrogen and oxygen together in a 2:1 ratio and provide
- >an energy source, what happens? Blooey! Every time? Yes, every time.
- >That's the way it is with life chemicals, there is nothing accidental
- >about their combination. It's just basic organic chemistry at work.
- >We have very good evidence that the primordial chemical mixtures of
- >early planetary bodies contain the proper precursor compounds and
- >elements in abundance. We know that solar UV and electrical discharges,
- >lightning, will supply the necessary energy. We've done it in a test tube.
- >We haven't yet made the step to the enclosed cell, but with 10^23 precursor
- >molecules in every cubic meter, the combination is bound to occur.
-
- Yes, I realize that amino acids are bound to form under the appropriate
- conditions. However, those amino acids are no more likely to
- spontaneously assemble into a life form than 10^6 transistors placed in
- a box and shuffled around are to assemble themselves into a working
- computer.
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- --
- "To summarize the summary of the summary: people are a problem"
- Russell Wallace, Trinity College, Dublin
- rwallace@unix1.tcd.ie
-