A Ph.D. student at the University of Bristol has developed a convenient and cost-effective wearable patch to measure subtle ...

The warmer the temperature is, the more water the air can hold. This is why our dew points can get so high when our temperatures are hot in the summer. When temperatures are cooler, the air cannot ...

The Arduino ecosystem is an amazing learning tool, but even those of us who love it admit that even the simplified C Arduino ...

A fiber-optic hydrogen sensor coated with a palladium/polymethyl methacrylate (Pd/PMMA) nanocomposite layer is fabricated and benchmarked here. The sensor with Pd/PMMA substituted cladding operates by ...

Discover the ESP32 Cheap Yellow Display Board: low-cost, Wi-Fi + Bluetooth, 2.8″ touchscreen, ideal for IoT, GUI projects, and learning.

Thus, they entered a heart rate sensor to our 2025 One Hertz Challenge! The build is based around a Wemos D1 mini, a ESP8266 development board.

Learn how to interface ESP32 thermal printer with complete tutorial. Includes PNP-500 wiring, Arduino code, circuit diagrams, and projects for receipt printing, barcodes, and QR codes. Perfect for ...

Code Orange Air Quality Alert Issued Across NJ As Heat, Humidity Build The New Jersey Department of Environmental Protection has issued a Code Orange Air Quality Action Day for 12 counties across New ...

A high-sensitive wireless and passive surface acoustic wave (SAW) humidity sensor operating at 433 MHz was designed and developed. SiO2 thin film with large specific surface was employed as the ...

C driver for the HTU31D sensor on ESP32 using ESP-IDF. Provides I2C communication, temperature and humidity reading, CRC check, reset function, and simple wrappers, designed for reliable environmental ...