[Folaefolc] was craving a new keyboard build a few weeks ago and got inspired by the humble 3.5″ floppy disk. So much so that he decided to make a split …read more (https://hackaday.com/2024/11/25/keebin-with-kristina-the-one-with-the-tron-keyboard/)

Square Roots 1800s Style — No, the Other 1800s
https://hackaday.com/2024/11/25/square-roots-1800s-style-no-the-other-1800s/

[MindYourDecisions] presents a Babylonian tablet dating back to around 1800 BC that shows that the hypotenuse of a unit square is the square root of two or 1.41421. How did …read more (https://hackaday.com/2024/11/25/square-roots-1800s-style-no-the-other-1800s/)

E-Ink Screen Combined With Analog Dial Is Epic Win
https://hackaday.com/2024/11/25/e-ink-screen-combined-with-analog-dial-is-epic-win/

Analog dials used to be a pretty common way of displaying information on test equipment and in industrial applications. They fell out of favor as more advanced display technologies became …read more (https://hackaday.com/2024/11/25/e-ink-screen-combined-with-analog-dial-is-epic-win/)

An Over-Engineered Basement Monitor
https://hackaday.com/2024/11/25/an-over-engineered-basement-monitor/

[Stephen] has a basement that depends on a sump pump. What that means is if the pump fails or the power goes out, the basement floods—which is rather undesirable. Not …read more (https://hackaday.com/2024/11/25/an-over-engineered-basement-monitor/)

Solar Orbiter Takes Amazing Solar Pictures
https://hackaday.com/2024/11/25/solar-orbiter-takes-amazing-solar-pictures/

There’s an old joke that they want to send an exploratory mission to the sun, but to save money, they are going at night. The European Space Agency’s Solar Orbiter …read more (https://hackaday.com/2024/11/25/solar-orbiter-takes-amazing-solar-pictures/)

Building A Pi-Powered LED Chess Board
https://hackaday.com/2024/11/25/building-a-pi-powered-led-chess-board/

If you live near Central Park or some other local chess hub, you’re likely never short of opponents for a good game. If you find yourself looking for a computer …read more (https://hackaday.com/2024/11/25/building-a-pi-powered-led-chess-board/)

Electric Motors Run Continuously at Near-Peak Power
https://hackaday.com/2024/11/26/electric-motors-run-continuously-at-near-peak-power/

For a lot of electrical and mechanical machines, there are nominal and peak ratings for energy output or input. If you’re in marketing or advertising, you’ll typically look at the …read more (https://hackaday.com/2024/11/26/electric-motors-run-continuously-at-near-peak-power/)

The Junk Machine Prints Corrupted Advertising On Demand
https://hackaday.com/2024/11/26/the-junk-machine-prints-corrupted-advertising-on-demand/