BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

The BeagleBadge is a new ePaper display that’s designed to be worn like the paper badges you’d wear at a conference.

As daylight saving time gets closer and Americans get ready for clocks to "spring forward" for 2026, the time change will affect most of the U.S. — but there are two states and several territories ...

Daylight saving begins on Sunday, March 8 but there’s a couple of U.S. states that don’t observe daylight saving time. Several more would like to do away with the bi-annual changing of the clocks.

Arizona stands out in many ways. It’s uniquely hot and uniquely dry. The saguaro cactus grows nowhere else in the country. And, unlike our out-of-state friends and family who must grapple with time ...