While it is fun to get toys that look like your favorite science fiction props, it is less fun when the electronics in them don’t measure up to the physical …read more (https://hackaday.com/2026/02/13/r2d2-gets-new-brains/)

Why Diamond Transistors Are So Hard To Make
https://hackaday.com/2026/02/13/why-diamond-transistors-are-so-hard-to-make/

Many things about diamonds seem eternal, including the many engineering problems related to making them work as a silicon replacement in semiconductor technology. Yet much like a diamond exposed to …read more (https://hackaday.com/2026/02/13/why-diamond-transistors-are-so-hard-to-make/)

Rock Sphere Machine Produces Off the Charts Satisfaction
https://hackaday.com/2026/02/13/rock-sphere-machine-produces-off-the-charts-satisfaction/

[Michigan Rocks] says he avoided making rock spheres for a long time on account of the time and cost he imagined was involved. Well, all that is in the past …read more (https://hackaday.com/2026/02/13/rock-sphere-machine-produces-off-the-charts-satisfaction/)