My latest chemistry news round-up

My latest chemistry news round-up – The Alchemist takes a look at battery-boosting chemistry this week as well as metastable magnesium that maintains its state for half an hour. We also learn about the labeling problems associated with herbal medicines and the toxic legacy of PCBs in Indiana. And a story close to the Alchemist's heart: terrestrial gold was forged in the collisions of neutron stars. Finally, a prestigious center of excellence is being established with NSF and other funds at the University of Utah to develop new materials with a wide range of applications…