The 7805 is Dead! Long Live the 7805!
https://hackaday.com/2022/09/05/the-7805-is-dead-long-live-the-7805/

The 78XX series of regulators are very handy to use. If you need, say, a 5V regulator, you grab a 7805, add a capacitor for stability, and send in enough …read more (https://hackaday.com/2022/09/05/the-7805-is-dead-long-live-the-7805/)

Why You’ve Never Heard About Nintendo’s U-Force
https://hackaday.com/2022/09/05/why-youve-never-heard-about-nintendos-u-force/

90’s kids think that the Power Glove was the coolest game peripheral of the epoch. We might have thought so too, until we saw the U-Force in this video about …read more (https://hackaday.com/2022/09/05/why-youve-never-heard-about-nintendos-u-force/)

KittyOS: Writing A Toy OS For The ATmega168 From Scratch
https://hackaday.com/2022/09/05/kittyos-writing-a-toy-os-for-the-atmega168-from-scratch/

https://www.youtube.com/watch?v=2dWXGy-ejWM
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/09/hqdefault.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/09/hqdefault.jpg?w=480">Writing an operating system for a computing platform is one of those non-trivial tasks few people actually need to do, regardless of whether it’s for a small microcontroller or a …read more (https://hackaday.com/2022/09/05/kittyos-writing-a-toy-os-for-the-atmega168-from-scratch/)

Nanoparticles Rip Hydrogen from Water
https://hackaday.com/2022/09/05/nanoparticles-rip-hydrogen-from-water/

Hydrogen fuel is promising, and while there’s plenty of hydrogen in the air and water, the problem is extracting it. Researchers have developed a way to use aluminum nanoparticles to …read more (https://hackaday.com/2022/09/05/nanoparticles-rip-hydrogen-from-water/)

Hackaday Prize 2022: A Backup Battery Pack
https://hackaday.com/2022/09/05/hackaday-prize-2022-a-backup-battery-pack/

These days, we’re all running around toting smartphones and laptops that could always use a bit more charge. Portable battery packs have become popular, and [Anuradha] has designed one that …read more (https://hackaday.com/2022/09/05/hackaday-prize-2022-a-backup-battery-pack/)

Aluminium-Sulphur Batteries For Local Grid Storage?
https://hackaday.com/2022/09/05/aluminium-sulphur-batteries-for-local-grid-storage/

https://news.mit.edu/2022/aluminum-sulfur-battery-0824
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/09/MIT-Aluminum-Sulfur-Battery-01-PRESS_0-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/09/MIT-Aluminum-Sulfur-Battery-01-PRESS_0-featured.png?w=800">Lithium-Sulphur batteries have been on the cusp of commercial availability for a little while now, but nothing much has hit the shelves as of yet. There are still issues with …read more (https://hackaday.com/2022/09/05/aluminium-sulphur-batteries-for-local-grid-storage/)

Today’s the Day You Finally Learn Quaternions
https://hackaday.com/2022/09/05/todays-the-day-you-finally-learn-quaternions/