[Geeksmithing] and [When Geeks Craft] recently came together for a glowing collaboration. They wanted to build ever more attractive lanterns for a local parade event. They recently discovered a fantastic …read more (https://hackaday.com/2025/12/27/building-beautiful-led-lanterns-with-black-led-acrylic/)

Seeing Sound for Under $200
https://hackaday.com/2025/12/27/seeing-sound-for-under-200/

There are five general senses: touch for feels, taste for food, smell for avoiding trash, hearing for sounds, and, of course, eyesight for visualizing the very waves making up that …read more (https://hackaday.com/2025/12/27/seeing-sound-for-under-200/)

What to do When Your Foucault Pendulum Stops Swinging
https://hackaday.com/2025/12/27/what-to-do-when-your-foucault-pendulum-stops-swinging/

At the Houston Museum of Natural Science they recently made a disturbing discovery: their Foucault pendulum had stopped swinging for the first time since its installation in the 1970s. (Video, …read more (https://hackaday.com/2025/12/27/what-to-do-when-your-foucault-pendulum-stops-swinging/)