One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...

Fencing score machine for epee is an open circuit set up by the system, which is closed when a valid attack is made. In other word, the fencing score machine is connected to the electric epee by a ...

Learn how to create a simple gear indicator for the manual transmission of the car. For that, we will use Arduino UNO with SSD1306 128x64px IIC OLED screen and 4 Hall Sensors to measure the magnetic ...

[Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature. Unfortunately, it had failed—the condenser was forever running, or not ...

December 3, 2025 • The Trump administration has been firing immigration judges, despite the fact that there’s a massive backlog of immigration cases that need rulings. Ximena Bustillo, NPR’s ...

Always dreaming about the next destination, credit cards specialist Barbara King is an avid traveler who optimizes her adventures through the use of points and miles. Barbara has earned and redeemed ...