Enzymes allow DNA to swap information with exotic molecules

(Phys.org) —The discovery of the Rosetta Stone resolved a longstanding puzzle, permitting the translation of Egyptian hieroglyphs into Ancient Greek. John Chaput, a researcher at Arizona State University's Biodesign Institute ...

RNA reactor could have served as a precursor of life

(PhysOrg.com) -- Nobody knows quite how life originated on Earth, but most scientists agree that living cells did not abruptly appear from nonliving cells in a single step. Instead, there were probably a series of pre-cellular ...

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