For those of us who hack old cameras, the 3D printer has undoubtedly been a boon. High precision, or at least consistent precision, lightproof enclosures can be easily made and …read more (https://hackaday.com/2026/04/01/every-3d-printable-film-camera-in-one-place/)

Post-Failure Autopsy and Analysis of an LFP Battery
https://hackaday.com/2026/04/02/post-failure-autopsy-and-analysis-of-an-lfp-battery/

Recently [Kerry Wong] had one of his Cyclenbatt LiFePO4 batteries die after only a few dozen cycles, with a normal voltage still present on the terminals. One of the symptoms …read more (https://hackaday.com/2026/04/02/post-failure-autopsy-and-analysis-of-an-lfp-battery/)

Pixel Camera Puts Lo-Fi Images In The Palm Of Your Hand
https://hackaday.com/2026/04/02/pixel-camera-puts-lo-fi-images-in-the-palm-of-your-hand/

Some things have an undeniable appeal, and lo-fi, pixelated Game Boy-camera-like images are one of them. In service of this, [Raul Zanardo] created his handheld pixel camera that goes the …read more (https://hackaday.com/2026/04/02/pixel-camera-puts-lo-fi-images-in-the-palm-of-your-hand/)

Ask Hackaday: How Much Compute is Enough?
https://hackaday.com/2026/04/02/ask-hackaday-how-much-compute-is-enough/

Over the history of this business, a lot of people have foreseen limits that look rather silly in hindsight– in 1943, IBM President Thomas Watson declared that “I think there …read more (https://hackaday.com/2026/04/02/ask-hackaday-how-much-compute-is-enough/)

Anything Can Be A Router, If You Try Hard Enough
https://hackaday.com/2026/04/02/anything-can-be-a-router-if-you-try-hard-enough/

If you’re an American and you use the Internet at home, it seems probable that routers are going to be in short supply. The US government recently mandated all such …read more (https://hackaday.com/2026/04/02/anything-can-be-a-router-if-you-try-hard-enough/)

Addressing the Divisive Topic that is Boiling Water
https://hackaday.com/2026/04/02/addressing-the-divisive-topic-that-is-boiling-water/

The topic of boiling water is apparently a rather divisive topic, with plenty of strong opinions to go around on what is safe and the most efficient way to go …read more (https://hackaday.com/2026/04/02/addressing-the-divisive-topic-that-is-boiling-water/)

Chicken Coop Door Performs in Harsh Environment
https://hackaday.com/2026/04/03/chicken-coop-door-performs-in-harsh-environment/

One of the pitfalls of modern engineering is that it’s entirely possible to end up in a situation where a product or solution has been designed by someone who has …read more (https://hackaday.com/2026/04/03/chicken-coop-door-performs-in-harsh-environment/)

DC in the Data Center for a More Efficient Future
https://hackaday.com/2026/04/03/dc-in-the-data-center-for-a-more-efficient-future/