OXYGEN deficiency is one of the most common of all categories of atmospheric hazards. It stands to reason that the sensors used to measure oxygen concentration are one of the most widely used types of ...

Researchers have devised a way to better measure levels of nitric oxide, an airborne pollutant and essential signaling molecule in the body. The development could help scientists monitor pollution ...

The first step after buildings collapse from an earthquake, bombing or other disaster is to rescue people who could be trapped in the rubble. But finding entrapped humans among the ruins can be ...

In a world that is becoming increasingly mobile, it should come as no surprise that the medical devices traditionally used in hospitals and clinics are evolving to become more portable, creating new ...