Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...

It’s getting hot in here.

The U.S. Department of Energy (DOE) has launched three RFID-based sensor projects as part of a $19 million investigation into identifying ways in which technology can make energy efficiency more ...

ESP, easy as ABC.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Apple unveiled the HomePod Mini in November 2020, and not long ...

Jeppe Djernes Sinding, area sales manager at dol-sensors, recently spoke to The Poultry Site’s Sarah Mikesell at IPPE 2026 in Atlanta, Georgia, USA. Every farm and production system is set up ...

Here's how to take advantage of the temperature and humidity sensors in HomePod 2 and HomePod mini. Photo: Ed Hardy/Cult of Mac HomePod 2 and (surprise!) HomePod mini both include temperature and ...

Note: This specialization requires purchase of a hardware kit in order to apply your knowledge and skill with real world tools. The hardware will be used to complete the lab exercises across the four ...

Now in its sixth year, the Cornell project team CU GeoData bridges engineering and earth sciences to design and deploy environmental sensors, including a sensor network across the Finger Lakes and a ...

(Nanowerk Spotlight) Each exhaled breath carries distinct signatures of human activity - quick and shallow during exercise, deep and regular in sleep, irregular while speaking. These breathing ...