If you dissolve sugar in hot water and then cool it down, you'll see pure sugar crystals form while impurities stay in the ...

The latest idea is based on osmosis, a natural process in which water will move from a place with lower concentration of, for ...

ETH Zurich researchers have developed a process that can be used on site to render environmental toxins such as DDT and ...

A University of California, Berkeley chemist has engineered a new technology that could make hydrogen-producing fuel cells ...