This solar tracker system uses the Arduino UNO board, a servomotor, 2 LDRs and 2 resistors to rotate the solar panel towards the Sun or a source of light. Here https ...

[Tobias Kuhn] had watched a YouTube video about a robot arm which used servo motors, and wanted to try making one himself. But he found it hard to get slow or smooth movements out of the servos. Even ...

This could be an interesting one if you work with robotics, flagged by the Arduino team - a look at how to smooth the operation of a servo, to avoid jerking between positions. It's from the YouTuber ...