Raspberry Pi-based controller that keeps an AllSky camera enclosure dry by continuously monitoring temperature/humidity, computing the dew point, and driving a resistive heater through a relay. A ...

Wherever hydrogen is present, safety sensors are required to detect leaks and prevent the formation of flammable oxyhydrogen ...

The Onvis CS2 isn't just a contact sensor. With a 120dB siren, Thread support, and climate tracking, it's a 4-in-1 security ...

Now this is proof that smart home tech doesn’t have to be expensive ...

What use is a sensor that's wrong?

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Tyler has worked on, lived with ...

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

In a year when most meteorologists were watching signs of drought — especially across the western half of the country — the middle of the U.S. has been inundated with moisture. It’s not just been hot, ...

Tired of your heating bill looking like a car payment? Knock the temp down ten degrees while you're at work. Mike De Socio is a CNET contributor who writes about energy, personal finance, electric ...

Temperature and humidity monitoring with remote pump control. --- ## **STEP 5: Commit Changes** 1. Scroll down to bottom of edit page 2. In "Commit changes" box, type ...