Startup PurpleAir makes a living counting dust. Its consumer-level sensors measure particles of dust in air—airborne particulate matter (PM)—using laser particle counters that can count particle sizes ...

Renesas Electronics Corp. has launched an advanced, all-in-one sensor module for indoor air quality monitoring in a compact footprint. The RRH62000 is the company’s first multi-sensor air quality ...

According to [Dr. Tom Lehrer’s] song Pollution, “Wear a gas mask and a veil. Then you can breathe, long as you don’t inhale!” While the air quality in most of the world hasn’t gotten that bad, there ...

General Motors has released a voluntary emissions recall for certain units of the Chevy Express van due to an issue related to the diesel particulate matter sensor. The hazards: if the ECM were to ...