Some synthesizer sounds are just catchy, but some of them are genre-defining. We think you could make that case for the Roland JP-8000 patch “Sandstorm”, which you’ve heard if you …read more (https://hackaday.com/2025/12/29/39c3-recreating-sandstorm/)

3D Printing a Telescope is Rewarding, Even if Not Always Cheaper
https://hackaday.com/2025/12/29/3d-printing-a-telescope-is-rewarding-even-if-not-always-cheaper/

What can one expect from 3D printing an 8″ Newtonian telescope? [Molly Wakeling] shares her thoughts after doing exactly that. The performance was on par with any solid 8″ telescope, …read more (https://hackaday.com/2025/12/29/3d-printing-a-telescope-is-rewarding-even-if-not-always-cheaper/)

The Rise of Fake Casio Scientific Calculators
https://hackaday.com/2025/12/29/the-rise-of-fake-casio-scientific-calculators/

Scientific calculators are an amazing invention that take pocket calculators from being merely basic arithmetic machines to being pocket computers that can handle everything from statistics to algebra. That said, …read more (https://hackaday.com/2025/12/29/the-rise-of-fake-casio-scientific-calculators/)