Netherlands-based YouTuber and “designer of prototypical machines” Daniel de Bruin posted a pair of videos featuring a “miniature marble machine” – and the little contraption is mesmerizing. It’s a ...

Remember Martin Molin's Marble Machine X, the mechanical, musical Rube Goldberg machine that uses some 3,000 components and a hand-turned crank to drop marbles in sequences onto acoustic and electric ...

Back in 2016, we featured a stunning wooden machine that employed falling steel marbles to play a merry tune. As plans are drawn up for a new version, its builder has looked back to the designs of ...