A bacterium that turns toxic chemicals into solid gold

Canadian scientists have discovered a tiny alchemist in disguise, the bacterium Delftia acidovorans. When this microbe is infused within a toxic mixture of water-soluble gold, it excretes a molecule that both protects it from the elements while also transforming the poisonous ions into solid nanoscale gold particles.… » 2/04/13 7:20am 2/04/13 7:20am