A wall clock typically falls into one of two categories. There are the practical and easy-to-read ones, the most quintessential example being the kind you’d find in a high-school classroom. Then, ...
What if you build a clock that displayed the time not just on its own, but in its shadows as well? [Lewis] from [DIY Machines] has done just that, with a nifty 3D-printed shadow clock build. The clock ...