An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

When it comes to making things that glow, there are two ways to stand out from the crowd. You can make something very big, or something very small. [DIY GUY Chris] has done the latter, producing a ...

RGB Matrix is not included, please check out our fine selection. A serious 5V power supply is also required, not included, for power the matrix itself; the Pi cannot do it, to calculate the power, ...