Commodity bearings are a a boon for makers who to want something to rotate smoothly, but what if you don’t have one in a pinch? [Cliff] of might have the …read more (https://hackaday.com/2024/10/09/3d-printed-bearings-with-filament-rollers/)

On-Site Viral RNA Detection in Wastewater With Paper and Wax Microfluidics
https://hackaday.com/2024/10/09/on-site-viral-rna-detection-in-wastewater-with-paper-and-wax-microfluidics/

Wastewater sampling has become a popular way over the years to keep track of the health of a population, including human ones, as pathogens are often detectable in the effluence …read more (https://hackaday.com/2024/10/09/on-site-viral-rna-detection-in-wastewater-with-paper-and-wax-microfluidics/)

The Punched Card Detective
https://hackaday.com/2024/10/09/the-punched-card-detective/

[John Graham-Cumming] might not be the first person to thumb through an old book and find an IBM punched card inside. But he might be the first to actually track …read more (https://hackaday.com/2024/10/09/the-punched-card-detective/)

Wimbledon Goes Automated
https://hackaday.com/2024/10/10/wimbledon-goes-automated/

When you think of tennis, you probably think of Wimbledon, the All England Club’s famous competition that has run for 147 years. Part of that history has always been line …read more (https://hackaday.com/2024/10/10/wimbledon-goes-automated/)

The Internet Archive Has Been Hacked
https://hackaday.com/2024/10/10/the-internet-archive-has-been-hacked/

There are a great many organizations out there, all with their own intentions—some selfish, some selfless, some that land somewhere in between. Most would put the Internet Archive in the …read more (https://hackaday.com/2024/10/10/the-internet-archive-has-been-hacked/)

Meet The Optical Data Format You’ve Never Heard Of Before
https://hackaday.com/2024/10/10/meet-the-optical-data-format-youve-never-heard-of-before/

You consider yourself a power user. You’ve got lots of files, and damn it, you like to keep them backed up. Around a decade ago, you gave up on burning …read more (https://hackaday.com/2024/10/10/meet-the-optical-data-format-youve-never-heard-of-before/)

Photochromic Dye Makes Up This Novel Optical Memristor
https://hackaday.com/2024/10/10/photochromic-dye-makes-up-this-novel-optical-memristor/

Despite being much in the zeitgeist lately, we have to confess to still being a bit foggy about exactly what memristors are. The “mem” part of their name seems to …read more (https://hackaday.com/2024/10/10/photochromic-dye-makes-up-this-novel-optical-memristor/)