Scientists have developed a new simple, inexpensive and fast method to analyze sulfur isotopes, which can be used to help investigate chemical changes in environments such as oceans, and freshwater ...

ST. LOUIS – For years, testing of the tap water in an upscale Detroit suburb showed the city was in the clear. Then residents got a notice seemingly out of the blue: Their water could be contaminated ...

University of Arizona researchers have created a portable method for detecting low levels of norovirus. The analysis is done automatically by a smartphone app when a sample of water is loaded onto the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS (AP) — For years, testing of the ...