Dive into the world of mechanical principles demonstrated with LEGO, featuring unique mechanisms like the chain fountain, ...

An early line printer that used type slugs linked together in a chain as its printing mechanism. The chain spun horizontally around a set of hammers. When the desired character was in front of the ...

A new study has unveiled a precise picture of how an ion channel found in most mammalian cells regulates its own function with a "ball-and-chain" channel-plugging mechanism, according to ...