Finding new backbones for DNA/RNA has been accomplished. This is all intelligent design with the usual wishful predictions about how helpful in research this will be. The research folk start with living molecules and manipulate them. This is not origin of life from ground zero! But it is a great accomplishment:
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> http://the-scientist.com/2012/04/19/synthetic-genetic-evolution/
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> http://www.sciencedaily.com/releases/2012/04/120419143117.htm
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> Does it explain origin of life? No. Does it prove an RNA world existed? No. Second article in science daily is full of hyperbole!-I still prefer Osiris.