At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; the back end is just ...

While not primarily useful for telling the time, nuclear clocks could allow scientists to test humankind's fundamental understanding of how reality works. Thorsten Schumm is a clockmaker, but not the ...