This is a complete, functioning model of a heliostat, typically used to position one mirror of a solar concentrator. The mirror is continuously adjusted according to the geographic location and time ...

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 ...

You can buy all kinds of conventional clocks that have hands and numbers for easy reading. Or, like [Fabio Ricci], you could build yourself something a little more esoteric, like this neat shadow ...

The DS3231 is a low-cost, extremely accurate I2C real-time clock (RTC) with an integrated temperature compensated crystal oscillator (TCXO) and crystal. The device incorporates a battery input, and ...

Waveshare RPi-Zero-PhotoPainter-ACCE is a 7.3-inch color e-paper photo frame designed for the Raspberry Pi Zero family. It’s an 800×480 resolution display based on E-Ink Spectra 6 (E6), and housed in ...