Medical research

Compact electronic nose to identify human lung diseases

Researchers from Russia and Italy have proposed a compact sensor system that can implement the functionality of an electronic nose device and have developed a reproducible technology for its manufacture. The device is a flexible ...

Health

E-cigarettes: five things to know

E-cigarettes have become hugely popular in the past decade but a rash of vaping-linked deaths and illnesses in the United States is feeding caution about a product, already banned in some places.

Health

Ultrafine pollution particles create air of menace

An air quality study has for the first time detected nano-sized particles of air pollution in children's urine. With a diameter of just 100 nanometers—a thousandth of the width of a human hair—these ultrafine particles ...

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