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October 25, 2013

Gum leaves rich in lil' gold nuggets
Canberra, Australia (SPX) Oct 25, 2013
Scientists from CSIRO made the discovery and have published their findings in the journal Nature Communications. "The eucalypt acts as a hydraulic pump - its roots extend tens of metres into the ground and draw up water containing the gold. As the gold is likely to be toxic to the plant, it's moved to the leaves and branches where it can be released or shed to the ground," CSIRO geochemist Dr Mel Lintern said. The discovery is unlikely to start an old-time gold rush - the "nuggets" are about ... read more

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Space Situational Awareness Conference 2013

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