Some events you attend, and some events you feel the moment you walk through the doors. The Rand Show 2026 was the latter, ...

At nearly 8 feet wide the Lightwall is larger than most TVs but with much less resolution. is a senior reporter who’s been ...

When standing at a crosswalk, you might press the button to cross and wonder if that button actually does anything. As it ...

MicroPython is a well-known and easy-to-use way to program microcontrollers in Python. If you’re using an Arduino Uno Q, ...

It’s the evening before publication, and a pair of Hackaday writers convene to record the week’s podcast. This week Elliot Williams is joined by Jenny List, and it’s a bumper ...

How do these popular skincare devices really stack up against one another?

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...