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 ...

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, ...

Named after the Italian word for "21," Ventuno Q is Qualcomm's first attempt to soothe the wary Arduino community. The UK chip designer acquired the Italian ...

Instant photography is a miracle of the analog age, chemical photographs that develop in your hands moments after the shutter has been pressed. You can buy instant cameras and film from Fuji and the ...

PCWorld demonstrates building a high-performance Raspberry Pi 5 computer with NVMe SSD storage for under $200, requiring the 8GB Pi 5, M.2 HAT, and compatible power supply. The SSD upgrade via PCI ...

Iranian Foreign Minister Abbas Araghchi waits to deliver a speech during a session of the United Nations Conference on Disarmament, on the sidelines of a second round of US-Iran talks with Washington ...

Not so long ago, most computer users didn’t own their own machines. Instead, they shared time on mainframes or servers, interacting with this new technology through remote terminals. While the rise of ...

The increase in laser-diode sales has had a knock-on effect on activity in the diode-driver market. Neil Savage gives an update of the latest products on offer. Trends in laser-diode drivers, ...

Abstract: An anonymous area of the internet known as the “dark web” has developed into a haven for a number of cybercrimes, such as the trafficking of weapons, the selling of illegal drugs, and ...

This project splits the workload between a web browser and a microcontroller to overcome the storage and UI limitations of traditional embedded systems: The Brain (Web Frontend): A browser-based ...