Complete temperature and humidity data acquisition and logging system using ESP8266, DHT22 sensor and SSD1306 OLED display, with WiFi connectivity, NTP synchronization, MQTT publishing and HTTP server ...

If you’ve got a smart home, or you just want to know how soaked your garden is getting in the winter, you might want to measure rainfall. There are a bunch of ways to go about it, and this capacitive ...

The objective of this project was to design and implement an IoT-based environmental monitoring system using the STM32 microcontroller, ESP8266 Wi-Fi module, and BME280 sensor. The system aimed to ...

Thanks to low-cost WiFi enabled microcontrollers such as the ESP8266 and ESP32, it’s never been a better time to roll your own smart home system. But that doesn’t mean it isn’t daunting for new ...

A sensor shield (or dust cover) is a dummy shutter that flips down when you turn off the camera to shield the sensor from airborne dust and dirt when changing lenses. They tend to feature on ...

Chelmsford, Mass., Sept. 29, 2025 – Axis Communications, the industry leader in video surveillance, today unveiled the latest additions to its portfolio during the Global Security Exchange (GSX) 2025 ...

After raising $100 million in venture capital funding earlier this year, Biolinq has obtained a groundbreaking green light from the FDA for its needle-free continuous glucose monitor. The Shine system ...

The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a year thanks to a patent spat, but it's back in action now. Apple has your ...