In September 2020, the height of the COVID-19 pandemic, public health officials and researchers started hunting for signs of the virus' spread in an unexpected place: our poop. Samples of municipal ...

From weighing scales that track more than just weight to vital medical equipment individuals use at home, personal health management is becoming increasingly essential. As the cost and complexity of ...

When the catastrophic Los Angeles fires broke out, John Volckens suspected firefighters and residents were breathing toxic air from the burning homes, buildings, and cars, but it was unclear how much ...