Measure the Earth’s Rotation Victorian Style
https://hackaday.com/2026/05/13/measure-the-earths-rotation-victorian-style/
https://hackaday.com/2026/05/13/measure-the-earths-rotation-victorian-style/
You’ve probably seen a Foucault pendulum in a museum. This Victorian-era science demonstration is named after physicist Léon Foucault and shows how the Earth rotates compared to a pendulum moving …read more (https://hackaday.com/2026/05/13/measure-the-earths-rotation-victorian-style/)
Y-zipper: 3D Printing Flexible–Rigid Transition Mechanism for Rapid and Reversible Assembly
https://hackaday.com/2026/05/13/y-zipper-3d-printing-flexible-rigid-transition-mechanism-for-rapid-and-reversible-assembly/
https://hackaday.com/2026/05/13/y-zipper-3d-printing-flexible-rigid-transition-mechanism-for-rapid-and-reversible-assembly/
Along with Velcro, zippers have become an integral part of every day life, being a quick and easy way to usually temporarily join fabric together. Which isn’t to say that …read more (https://hackaday.com/2026/05/13/y-zipper-3d-printing-flexible-rigid-transition-mechanism-for-rapid-and-reversible-assembly/)
Custom Mainboard for PS2 Portable
https://hackaday.com/2026/05/13/custom-mainboard-for-ps2-portable/
https://hackaday.com/2026/05/13/custom-mainboard-for-ps2-portable/
As time marches on, the retro gaming community gets more and more access to older systems. This is partially a product of modern computing having much more power to emulate …read more (https://hackaday.com/2026/05/13/custom-mainboard-for-ps2-portable/)
FreeCAD 1.1 Tutorial, For Beginners Who Like Clear Instructions
https://hackaday.com/2026/05/13/freecad-1-1-tutorial-for-beginners-who-like-clear-instructions/
https://hackaday.com/2026/05/13/freecad-1-1-tutorial-for-beginners-who-like-clear-instructions/
If you’ve been interested in FreeCAD but haven’t known where to start, here’s a wonderful video tutorial for FreeCAD 1.1 by [Deltahedra] aimed squarely at how to model a 3D …read more (https://hackaday.com/2026/05/13/freecad-1-1-tutorial-for-beginners-who-like-clear-instructions/)
If you’ve watched a Saturn V launch, you’ve probably seen how a large rocket will often jettison a stage on the way up. There are several reasons for this — …read more (https://hackaday.com/2026/05/13/how-did-apollo-separate/)
Testing Giant Fire Darts from the Mary Rose
https://hackaday.com/2026/05/13/testing-giant-fire-darts-from-the-mary-rose/
https://hackaday.com/2026/05/13/testing-giant-fire-darts-from-the-mary-rose/
The Mary Rose was a carrack in the English Tudor Navy of King Henry VIII that fought in multiple battles during the 16th century before it was sunk in 1545. After …read more (https://hackaday.com/2026/05/13/testing-giant-fire-darts-from-the-mary-rose/)
LiDAR Matrix Sensor Sees in 3D
https://hackaday.com/2026/05/14/lidar-matrix-sensor-sees-in-3d/
https://hackaday.com/2026/05/14/lidar-matrix-sensor-sees-in-3d/
[Mellow_Labs] picked up a few LiDAR matrix sensors and found them very exciting. While a normal time-of-flight sensor can accurately determine a range, the matrix sensor is like an array …read more (https://hackaday.com/2026/05/14/lidar-matrix-sensor-sees-in-3d/)