As global warming worsens on our watch, there might eventually come a time when drinking water is harder to come by for a lot of the world. That’s why we need a better way to convert salt water to potable drinking water in case of emergencies. Inspired by the intricate system of water circulating Read More...
What do you get when saltwater and fresh water meet? A clean, renewable source of power called blue energy. Diane Daniel | March 2009 issue The blades stutter a bit at first, but after a couple of halting starts, the tiny propeller on the miniature windmill is soon turning at top speed. The fuel: Read More...