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 ...

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

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, ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

IT shares tumbled like a pack of cards on Tuesday after the sell-off on Wall Street spilled on to the Indian stock market. Investor sentiment was affected after leading AI research firm Anthropic in ...

The F.A.A., citing “a grave risk of fatalities” from a new technology being used on the Mexican border, got caught in a stalemate with the Pentagon, which deemed the weapon “necessary.” By Karoun ...

They go by names like “Alto,” “Irene,” and “Shoeshine,” but for years, outdoor, non-feral cats have largely been invisible inthe North Texas Dallas city code. Advocates for so-called “community cats” ...

Abstract: This article proposes an Internet of Things (IoT) based college bus tracking and monitoring system that can be used to track and monitor buses in real time. The system uses sensor modules ...

Abstract: The chemiluminescent signal in lab-on-a-chip (LOC) is generally weak and also has a short lifetime, hence, a sensitive and fast detector is required for detection. Aiming for acquisition of ...

Easy-to-use interface for configuring and reading radar data. Supports both single and multi-target detection modes. Works with Arduino-compatible board that has a separate hardware UART.