Living on a hill near a gravel pit in Draper, Utah, Adrian Dybwad can see the dust rise from the pit when a strong wind blows. "I just wondered how much dust was generated," he said. His curiosity led ...

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 ...

Today’s smartphones utilize a wide array of accelerometers, gyroscopes and various other sensors in their designs. Relatively unknown is the barometric pressure sensor, which measures air pressure.

(TNS) — The state’s Department of Environmental Protection will dedicate new funding to nearly double the number of PurpleAir sensors being deployed in communities to detect fine particulate matter.

The state’s Department of Environmental Protection will dedicate new funding to nearly double the number of PurpleAir sensors being deployed in communities to detect fine particulate matter. The plan ...

Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...