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 ...

An international research group has proposed a low-cost testing methodology for solar water pumping systems that can reportedly improve water access in developing countries. The novel approach enables ...

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