The iconic "Polar Express," train was inspired by the 1941 Pere Marquette 1225 steam locomotive. Now, fans hope to make the train a Lego kit.

Over the decades we have seen a lot of methods for powering LEGO-based contraptions, ranging from LEGO Technic pneumatics to electric motors, but what about steam power? We have all seen those cute ...

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 ...