March 14 — a day you’re more likely than most others to eat — or throw — a pie and get a reduced price on your pizza. It’s all in celebration of pi (Greek letter π), the mathematical constant and ...

This video is a PI Expert Web Tutorial for basic TOPSwitch JX design. This tutorial covers selecting design options with a brief discussion of each option and presents the solution of the design, ...

This SBC can do more than run Home Assistant. Treat it as a small service hub, and its extra power finally makes sense.

The Raspberry Pi is one of the smallest computers anyone can buy. It also happens to be one of the cheapest, with flagship models priced at under $100. This is thanks to how every Pi unit consists of ...

Get ’em while they’re hot: a new session of HackadayU just opened with classes from three fantastic instructors and seats are filling up fast. Introduction to Antenna Basics — Instructor Karen Rucker ...

The number represented by pi (π) is used in calculations whenever something round (or nearly so) is involved, such as for circles, spheres, cylinders, cones and ellipses. Its value is necessary to ...