Columbus Day is Monday, and while banks, the postal service, and many Americans will take the day off, I started thinking of the explorer himself. If you remember much about Columbus from 9th-grade ...

To our younger readers, a car without an all-touchscreen “infotainment” system may look clunky and dated, but really, you kids don’t know what they’re missing. Buttons, ...

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 ...