| http://www.w3.org/ns/prov#value | - Until now a life form using arsenic as a building block was only theoretical, but now we know such life exists in Mono Lake.??? The findings are now splashed all over the Web, including at Wired, Nature, and in Britannica???s astrobiology article (among others) and in the Britannica Blog (shameless plug) by our very own Kara Rogers.
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