Lego train sets were introduced almost 50 years ago, and since then, one thing has been constant: the trains connected with magnets. While this is a supremely simple means of connecting locomotives to ...

YouTube member AlmightyArjen has published details and a video of an awesome LEGO pneumatic compressor which has been automated using a little Arduino programming and hardware. Watch the demonstration ...

While the basic concept of LEGO bricks might have changed little since the mid-20th century, some components such as motors and sensors are still affected by technological progress and end up obsolete ...