Science

A New Way To Remove Contaminants From Storm Water

The new method uses naturally abundant materials to remove dissolved substances from rainwater.  Researchers coated the sand with manganese oxide, making it more biodegradable. Urban storm water contains low concentrations of trace organic...

Gold Nanoparticles Can Enhance Solar Energy Storage

Gold nanostars could help increase solar energy use and combat climate change. When coated with a semiconductor, they produce hydrogen from water 4 times more efficiently than previous demonstrations. Colloidal gold nanoparticles have been used for...