Sachet water, the small plastic packets of drinking water sold by street vendors across Nigeria and often called “pure water, ...

A team of researchers in Nigeria has developed a strikingly simple way to catch dangerous foodborne bacteria: tiny particles grown by a common soil microbe that flip from colorless to intense red when ...

Two weeks after a squeaky-clean breast MRI, Chance Osborne discovered a lump. It was cancer.

Patients and doctors are eager for a noninvasive way to diagnose the disease, and several start-ups are offering new options.

• Negative symptoms of schizophrenia refer to the absence of things present in most people, such as lack of motivation (avolition), difficulty experiencing pleasure (anhedonia), limited facial ...