We've all been told it's a good idea to wash our hands. Researcher Tim Renier -- a sophomore at Duluth East High School -- has demonstrated just how good an idea it is. He found a statistically ...

174 years ago in the city of Vienna, a young Hungarian doctor named Ignaz Semmelweis stumbled across a link between pathogens on the hand and the spread of communicable diseases. Beyond the medical ...

From tiny plankton to massive whales, microplastics have been found throughout the ocean food chain. One major source of this pollution are fibers shed while laundering synthetic fabrics. Although ...