[Hank Green] posted an interesting video about the first liquid mirror telescope from back in the 1850s. At the time, scientists were not impressed. But, these days, people are revisiting …read more (https://hackaday.com/2023/01/25/toxic-telescope-makes-you-mad-as-a-hatter/)

A Simple Air Suspension Demo With Lego Technic
https://hackaday.com/2023/01/25/a-simple-air-suspension-demo-with-lego-technic/

The most common suspension systems on automobiles rely on simple metal springs. Leaf spring and coil spring designs both have their pros and cons, but fundamentally it’s all about flexing …read more (https://hackaday.com/2023/01/25/a-simple-air-suspension-demo-with-lego-technic/)

Adding Electronic Shifter Functionality to Bicycle Derailleur
https://hackaday.com/2023/01/26/adding-electronic-shifter-functionality-to-bicycle-derailleur/

For the overwhelming majority of bicycles out there that feature multiple gears, switching between these is done purely mechanically, with a cable. Generally this uses a derailleur, which forms part …read more (https://hackaday.com/2023/01/26/adding-electronic-shifter-functionality-to-bicycle-derailleur/)

Better Macro Images With Arduino Focus Stacking
https://hackaday.com/2023/01/26/better-macro-images-with-arduino-focus-stacking/

If you’ve ever played around with macro photography, you’ve likely noticed that the higher the lens magnification, the less the depth of field. One way around this issue is to …read more (https://hackaday.com/2023/01/26/better-macro-images-with-arduino-focus-stacking/)

Do You Need The Raspberry Pi Camera Module V3?
https://hackaday.com/2023/01/26/do-you-need-the-raspberry-pi-camera-module-v3/

This month came the announcement of some new camera modules from Raspberry Pi. All eyes were on version 3 of their standard camera module, but they also sneaked out a …read more (https://hackaday.com/2023/01/26/do-you-need-the-raspberry-pi-camera-module-v3/)

Exploring the Hall Effect for Haptic Feedback PS4 Joysticks
https://hackaday.com/2023/01/26/exploring-the-hall-effect-for-haptic-feedback-ps4-joysticks/

Modern gaming console controllers aren’t without their annoyances — Joy-Con drift, anyone? The problems might stem from design deficiencies, but we suspect that user enthusiasm and the mechanical stress it …read more (https://hackaday.com/2023/01/26/exploring-the-hall-effect-for-haptic-feedback-ps4-joysticks/)

All About USB-C: Framework Laptop
https://hackaday.com/2023/01/26/all-about-usb-c-framework-laptop/

Talking about high-quality USB-C implementations, there’s a product that has multiple selling points designed around USB-C, and is arguably a shining example of how to do USB-C right. It’s the …read more (https://hackaday.com/2023/01/26/all-about-usb-c-framework-laptop/)