3 hidden Android sensors you'll actually want to try

From finding hidden metal to adjusting lighting, these hidden gems will change how you use your phone ...

Engineers builds Arduino-led game console from a fidget clicker and I want to fidget with it so badly

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, and turning off when the sensor is released. The testing of the keys ...