Lithium technology has ushered in a new era of batteries with exceptionally high energy density for a reasonably low cost. This has made a lot possible that would have been …read more (https://hackaday.com/2025/03/26/integrated-bms-makes-battery-packs-easy/)

Fitting a Spell Checker into 64 kB
https://hackaday.com/2025/03/26/fitting-a-spell-checker-into-64-kb/

By some estimates, the English language contains over a million unique words. This is perhaps overly generous, but even conservative estimates generally put the number at over a hundred thousand. …read more (https://hackaday.com/2025/03/26/fitting-a-spell-checker-into-64-kb/)

Why are Micro Center Flash Drives so Slow?
https://hackaday.com/2025/03/26/why-are-micro-center-flash-drives-so-slow/

Every year, USB flash drives get cheaper and hold more data. Unfortunately, they don’t always get faster. The reality is, many USB 3.0 flash drives aren’t noticeably faster than their …read more (https://hackaday.com/2025/03/26/why-are-micro-center-flash-drives-so-slow/)

Pi Pico Turns Atari 2600 into a Lo-fi Photo Frame
https://hackaday.com/2025/03/27/pi-pico-turns-atari-2600-into-a-lo-fi-photo-frame/

The cartridge based game consoles of decades ago had a relatively simple modus operandi — they would run a program stored in a ROM in the cartridge, and on the …read more (https://hackaday.com/2025/03/27/pi-pico-turns-atari-2600-into-a-lo-fi-photo-frame/)

Chase Light SAO Shouldn’t Have Used a 555, and Didn’t
https://hackaday.com/2025/03/27/chase-light-sao-shouldnt-have-used-a-555-and-didnt/

Around these parts, projects needlessly using a microcontroller where a simpler design would do are often derided with the catch-all “Should have used a 555,” even if the venerable timer …read more (https://hackaday.com/2025/03/27/chase-light-sao-shouldnt-have-used-a-555-and-didnt/)

General Fusion Claims Success with Magnetized Target Fusion
https://hackaday.com/2025/03/27/general-fusion-claims-success-with-magnetized-target-fusion/

It’s rarely appreciated just how much more complicated nuclear fusion is than nuclear fission. Whereas the latter involves a process that happens all around us without any human involvement, and …read more (https://hackaday.com/2025/03/27/general-fusion-claims-success-with-magnetized-target-fusion/)

Custom Slimline CD Player Hides Out Under Speaker
https://hackaday.com/2025/03/27/custom-slimline-cd-player-hides-out-under-speaker/

In the era of digital streaming, the market is full of wireless speakers that will play content from your smartphone or pull it down from the Internet directly over WiFi. …read more (https://hackaday.com/2025/03/27/custom-slimline-cd-player-hides-out-under-speaker/)

Your Badminton Racket Needs Restringing? There’s a DIY Machine for That
https://hackaday.com/2025/03/27/your-badminton-racket-needs-restringing-theres-a-diy-machine-for-that/

We don’t often get our badminton rackets restrung, but if we did, [kuokuo702]’s PicoBETH project would be where we’d turn. This is a neat machine build for a very niche …read more (https://hackaday.com/2025/03/27/your-badminton-racket-needs-restringing-theres-a-diy-machine-for-that/)

Supercon 2024: Yes, You Can Use the Controller Area Network Outside of Cars
https://hackaday.com/2025/03/27/supercon-2024-yes-you-can-use-the-controller-area-network-outside-of-cars/

Ah, the CAN bus. It’s become a communication standard in the automotive world, found in a huge swathe of cars built from the mid-1990s onwards. You’ll also find it in …read more (https://hackaday.com/2025/03/27/supercon-2024-yes-you-can-use-the-controller-area-network-outside-of-cars/)