The Cost of a Cheap UPS is 10 Hours and a Replacement PCB
https://hackaday.com/2025/05/29/the-cost-of-a-cheap-ups-is-10-hours-and-a-replacement-pcb/

Recently [Florin] was in the market for a basic uninterruptible power supply (UPS) to provide some peace of mind for the smart home equipment he had stashed around. Unfortunately, the …read more (https://hackaday.com/2025/05/29/the-cost-of-a-cheap-ups-is-10-hours-and-a-replacement-pcb/)

Bring Back The BIOS! (To UEFI Systems, That Is)
https://hackaday.com/2025/05/29/bring-back-the-bios-to-uefi-systems-that-is/

At the dawn of the PC, IBM provided the Basic Input Output System (BIOS). It took care of bringing the machine up, and exposed a series of software hooks for …read more (https://hackaday.com/2025/05/29/bring-back-the-bios-to-uefi-systems-that-is/)

Forced E-Waste PCs and the Case of Windows 11’s Trusted Platform
https://hackaday.com/2025/05/29/forced-e-waste-pcs-and-the-case-of-windows-11s-trusted-platform/

Until the release of Windows 11, the upgrade proposition for Windows operating systems was rather straightforward: you considered whether the current version of Windows on your system still fulfilled your …read more (https://hackaday.com/2025/05/29/forced-e-waste-pcs-and-the-case-of-windows-11s-trusted-platform/)

3D Print ABS Without a Screaming Hot Bed
https://hackaday.com/2025/05/29/3d-print-abs-without-a-screaming-hot-bed/

ABS is a durable material that can be 3D printed, but requires a 100° C build surface. The print bed of [Pat]’s Bambu Lab A1 Mini is unable to get …read more (https://hackaday.com/2025/05/29/3d-print-abs-without-a-screaming-hot-bed/)

Researchers Are Slowly Finding Ways To Stem The Tide Of PFAS Contamination
https://hackaday.com/2025/05/29/researchers-are-slowly-finding-ways-to-stem-the-tide-of-pfas-contamination/

If you’ve been following environmental news over the past couple of decades, you’ve probably heard about PFAS – those pesky “forever chemicals” that seem to turn up everywhere from drinking …read more (https://hackaday.com/2025/05/29/researchers-are-slowly-finding-ways-to-stem-the-tide-of-pfas-contamination/)

2025 Pet Hacks Challenge : Poopopticon Is All Up In Kitty’s Business
https://hackaday.com/2025/05/29/2025-pet-hacks-challenge-poopopticon-is-all-up-in-kittys-business/

After seeing this project, we can say that [James] must be a top-tier roommate. He has two flatmates– one human, one feline, and the feline flatmate’s litterbox was located in …read more (https://hackaday.com/2025/05/29/2025-pet-hacks-challenge-poopopticon-is-all-up-in-kittys-business/)

You Can Make Your Own Ribbon Mic With A Gum Wrapper
https://hackaday.com/2025/05/29/you-can-make-your-own-ribbon-mic-with-a-gum-wrapper/