Scrapyard Vacuum Dehydrator Sucks the Water from Hydraulic Oil
https://hackaday.com/2025/02/16/scrapyard-vacuum-dehydrator-sucks-the-water-from-hydraulic-oil/

Anyone who has ever had the misfortune of a blown head gasket knows that the old saying “oil and water don’t mix” is only partially true. When what’s coming out …read more (https://hackaday.com/2025/02/16/scrapyard-vacuum-dehydrator-sucks-the-water-from-hydraulic-oil/)

Piano Gets an Arduino Implant
https://hackaday.com/2025/02/16/piano-gets-an-arduino-implant/

[Paul] likes his piano, but he doesn’t know how to play it. The obvious answer: program an Arduino to do it. Some aluminum extrusion and solenoids later, and it was …read more (https://hackaday.com/2025/02/16/piano-gets-an-arduino-implant/)

[Quinn Dunki] Makes a Screw Shortener Fit for Kings
https://hackaday.com/2025/02/16/quinn-dunki-makes-a-screw-shortener-fit-for-kings/

It’s common problem when you’re building anything with screws: this one is too long, this one is too short. While she can’t teach you how to fix the latter, [Quinn …read more (https://hackaday.com/2025/02/16/quinn-dunki-makes-a-screw-shortener-fit-for-kings/)

Graphene Tattoos: The Future of Continuous Health Monitoring?
https://hackaday.com/2025/02/16/graphene-tattoos-the-future-of-continuous-health-monitoring/

In the near future, imagine a world where your health is continuously monitored, not through bulky devices but through an invisible graphene tattoo. Developed at the University of Massachusetts Amherst, …read more (https://hackaday.com/2025/02/16/graphene-tattoos-the-future-of-continuous-health-monitoring/)

How Hard is it to Write a Calculator App?
https://hackaday.com/2025/02/16/how-hard-is-it-to-write-a-calculator-app/

How hard can it be to write a simple four-function calculator program? After all, computers are good at math, and making a calculator isn’t exactly blazing a new trail, right? …read more (https://hackaday.com/2025/02/16/how-hard-is-it-to-write-a-calculator-app/)

Hackaday Links: February 16, 2025
https://hackaday.com/2025/02/16/hackaday-links-february-16-2025/

Just when you thought the saga of the Bitcoin wallet lost in a Welsh landfill was over, another chapter of the story appears to be starting. Regular readers will recall …read more (https://hackaday.com/2025/02/16/hackaday-links-february-16-2025/)

Using Antimony To Make Qubits More Stable
https://hackaday.com/2025/02/16/using-antimony-to-make-qubits-more-stable/

One of the problems with quantum bits, or “qubits”, is that they tend to be rather fragile, with a high sensitivity to external influences. Much of this is due to …read more (https://hackaday.com/2025/02/16/using-antimony-to-make-qubits-more-stable/)