According to a new study published in Nature, researchers at the University of Washington have developed small, wireless sensors that can travel on the wind, much like dandelion seeds can. Researchers ...

Aqara makes a range of HomeKit-compatible smart home devices for multiple regions around the world. This review takes a look at four of Aqara's latest products, including its Temperature and Humidity ...

They use a buoyant float to gauge a fluid level. In most models, the float carries permanent magnets and encircles a stationary stem. As the float rises or drops with fluid level, the magnetic field ...

Small sensors powered only by sunlight could float in the stratosphere indefinitely and make weather-related measurements. There is a known effect for levitating flat objects with two sides called ...