Mercury is very toxic and can cause long-term health damage, but removing it from water is challenging. To address this growing problem, University of Minnesota College of Food, Agricultural... Read more
Hot spots of mercury pollution in aquatic sediments and soils can contaminate local food webs and threaten ecosystems, but cleaning them up can be expensive and destructive. Researchers from... Read more
Image by Royalty-free image collection via Flickr The search for a second Earth gets serious IN THE 19th century astronomers spent a lot of time seeking shadows crossing the sun. They were s... Read more