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<title>Techdirt. Stories filed under &quot;organisms&quot;</title>
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<image><title>Techdirt. Stories filed under &quot;organisms&quot;</title><url>http://www.techdirt.com/images/td-88x31.gif</url><link>http://www.techdirt.com/</link></image>
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<pubDate>Mon, 14 Nov 2011 17:00:00 PST</pubDate>
<title>DailyDirt: Re-visting Vitalism</title>
<dc:creator>Michael Ho</dc:creator>
<link>http://www.techdirt.com/articles/20100302/1026588363/dailydirt-re-visting-vitalism.shtml</link>
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<description><![CDATA[ In the early days of chemistry, organic molecules were thought to require a living source. Then Friedrich Wohler synthesized urea using a process that didn't involve any living organisms. That chemical reaction struck down the hypothesis of <a href="http://en.wikipedia.org/wiki/Vitalism">vitalism</a> -- which suggested that living matter was fundamentally different from inanimate chemicals. Over a hundred years later, though, no one has really discovered how to create living materials from scratch. Here are just a few projects that could change that.
<ul>
<li> <a title="http://www.ted.com/talks/martin_hanczyc_the_line_between_life_and_not_life.html" href="http://bit.ly/t6uhMZ">Martin Hanczyc gives a TED talk about the difference between life and non-life.</a> Making a chemical "protocell" model might help us understand how life develops from non-living materials. [<a href="http://www.ted.com/talks/martin_hanczyc_the_line_between_life_and_not_life.html">url</a>]</li>
<li> <a title="http://www.newscientist.com/article/dn20906-lifelike-cells-are-made-of-metal.html" href="http://bit.ly/tG9YBM">Working on metal-based life could lead to the discovery of completely non-organic life.</a> Inorganic chemical reactions could form self-replicating structures with sufficient complexity to begin evolutionary processes. Maybe. [<a href="http://www.newscientist.com/article/dn20906-lifelike-cells-are-made-of-metal.html">url</a>]</li>
<li> <a title="http://m.smartplanet.com/blog/science-scope/worm-dna-engineered-to-create-new-amino-acid/9790" href="http://bit.ly/vUZJbI">Re-programming worms to create an unnatural amino acid could be the start of designing artificial lifeforms with unnatural traits.</a> This achievement is just a proof of principle project that could lead to other biological techniques for modifying the genetic expression in all kinds of multicellular animals. [<a href="http://m.smartplanet.com/blog/science-scope/worm-dna-engineered-to-create-new-amino-acid/9790">url</a>]</li>
<li><b>To discover more interesting biological curiosities, <a title="http://www.stumbleupon.com/to/stumble/topic:46" href="http://bit.ly/fPAS5B">check out what's currently floating around the StumbleUpon universe.</a></b> [<a href="http://www.stumbleupon.com/to/stumble/topic:46">url</a>]  <a title="what's this?" href="#" class="whatsthis help_ddstumble">&nbsp;</a>
</li>
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By the way, StumbleUpon can recommend some good <a title="http://www.stumbleupon.com/to/stumble/stumblethru:www.techdirt.com" href="http://bit.ly/fagV8c">Techdirt</a> articles, too.<br /><br /><a href="http://www.techdirt.com/articles/20100302/1026588363/dailydirt-re-visting-vitalism.shtml">Permalink</a> | <a href="http://www.techdirt.com/articles/20100302/1026588363/dailydirt-re-visting-vitalism.shtml#comments">Comments</a> | <a href="http://www.techdirt.com/articles/20100302/1026588363/dailydirt-re-visting-vitalism.shtml?op=sharethis">Email This Story</a><br />
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<slash:department>urls-we-dig-up</slash:department>
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