In a curious historical twist, the “Twelve days of Christmas” are actually the days of revelry that followed the 25th. The ...

There are plenty of lovely e-readers out on the market that come with an nice big e-paper display. There aren’t nearly as many that come with two. [Martin den Hoed] developed the Diptyx ...

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the ...

This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Substitutes the RS485 modbus service of DTSU-H coil based 3 phase power meter for usage with a Deye hybrid inverter. On phase L1 it reads every 4. current waves, on phase L2 and L3 it reads only every ...

Installing a smart meter could help you pay less for your energy, but not everyone is convinced by the technology. While gas and electricity prices today are far below their peak during the 2022 ...

I assembled the main body of the microscope using individually-purchased LEGO bricks. Instead of using motors and gears from LEGO Technic, I designed custom actuators using FreeCAD software and ...