A water deprivation test checks how the body responds to several hours without water intake. A doctor may request this test to help diagnose conditions such as arginine vasopressin disorder (AVD).

Toxic metals like lead and cadmium are dangerous water contaminants. The team combined nanomechanical microcantilevers with synthetic biology biosensors to create an ultrasensitive platform that ...

While lead in paint was banned in 1978 and in plumbing in 1986, it can persist in older buildings. If you’re not sure whether your home contains this hazard, testing is simpler than you might think.

When scientists found a carcinogen in the drinking water of Santa Rosa, Calif., after the Tubbs fire, it triggered a race to develop measures to keep residents safe. While there’s still work to be ...

It is difficult to recall a time when doctors and patients had trouble tracking the presence of glucose and other substances in urine and blood. Lack of sufficient measurement tools made it difficult ...