QUEZON CITY, Philippines — A single droplet of acid, a small electrical current, and ten minutes are the surprisingly modest ingredients needed to turn aluminum, one of the world’s most common metals, ...

Due to safety, cost, health and environmental factors, there is a lot of pressure to use alternatives to CAA and hexavalent chromium. This project has strived to develop innovative chromate-free ...

What do those colorful iPod Nano cases have in common with sapphires? In both substances the color is not on the surface, but integrated in the structure of the material. As usually, [Bill Hammack] ...

A pan-European research team has developed a self-aligned oxidised porous silicon optical waveguide with reduced loss. The team, from Belarus, Italy, France and the UK, achieved low optical losses of ...

In much the way Teflon keeps food from sticking to your pots and pans, a new nanotechnology developed by scientists at Cornell University could keep bacteria from sticking to medical equipment, food ...