In this video, I'm exploring the use of Mini PIR Sensors with ESP32 with both Arduino-based projects as well as making a movement sensor for Home Assistant by using ESPHome. The sensor is quite ...

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 ...

How often have you pulled out old MCU-based project that still works fine, but you have no idea where the original source ...

There have been many questions about what direction Arduino would take after being bought by Qualcomm. Now it would seem that we’re getting a clearer picture. Perhaps unsurprisingly the answer appears ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

If you’re a fan of tower defense games, then Roblox is the ideal gaming platform for you. Not only are there lots to choose from, but they’re all very popular so there’ll likely always be someone to ...

March 4, 2026 • We all know what gentrification looks like IRL — boxy, corporate-owned apartment complexes, places to get a quick bowl for lunch, streets that are dubbed "cleaner" and "safer" (even at ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...