The Arduino is a great way for hobbyists and pros alike to experiment with programmable objects, but it can be confusing for beginners without these tools.

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 ...

Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan ...

In this video, I'm making a carbon monoxide monitor for my home using an MQ7 carbon monoxide sensor, a DHT11 temperature and humidity sensor, and a NodeMCU microcontroller board. This sensor is ...

Oppo is gradually revealing new details about its upcoming foldable flagship, the Oppo Find N6, as anticipation builds ahead of its expected debut in China. In a recent Weibo post, a company executive ...

It’s pretty easy to take a balloon, fill it up with helium, and send it up in to the upper atmosphere. It’s much harder to keep track of it and recover it when it falls back to Earth. If you’re trying ...

The Raspberry Pi line of single-board computers can be hooked up with a wide range of compatible cameras. There are a number ...

We'll use an Adafruit library called Adafruit_Neopixel to control the color strip. As of November 2024, our color strip has 55 LED lights and 13 LED pins. WE'll explain how to write a program that 1) ...

The library also includes a function for computing the tilt-compensated heading for those looking to use the LSM303 as a tilt-compensated compass. Download the archive from GitHub, decompress it, and ...