Continuing the concept of saving planet Earth with gnarly, repeatable hacks, the fifth and final challenge of the 2022 Hackaday Prize is all about making the world better with smart …read more (https://hackaday.com/2022/09/06/2022-hackaday-prize-save-the-world-wildcard-challenge-begins-now/)

Lithium-Ion Batteries Are Your Friends
https://hackaday.com/2022/09/06/lithium-ion-batteries-are-your-friends/

Need some kind of battery for a project? You can always find a few Lithium-Ion (LiIon) batteries around! They’re in our phones, laptops, and a myriad other battery-powered things of …read more (https://hackaday.com/2022/09/06/lithium-ion-batteries-are-your-friends/)

Hackaday Prize 2022: DIY Landslide Warning System
https://hackaday.com/2022/09/06/hackaday-prize-2022-diy-landslide-warning-system/

Landslides can be highly dangerous to both people and property. As with most natural disasters, early warning can make all the difference. [Airpocket] has built a cheap, affordable system that …read more (https://hackaday.com/2022/09/06/hackaday-prize-2022-diy-landslide-warning-system/)

Touch Tone MIDI Phone And Vocoder Covers Daft Punk
https://hackaday.com/2022/09/06/touch-tone-midi-phone-and-vocoder-covers-daft-punk/

[poprhythm]’s Touch Tone MIDI Phone is a fantastic conversion of an old touch tone phone into a MIDI instrument complete with intact microphone, but this project isn’t just about showing …read more (https://hackaday.com/2022/09/06/touch-tone-midi-phone-and-vocoder-covers-daft-punk/)

A Simple Web Configured BLE To GPIO Bridge
https://hackaday.com/2022/09/06/a-simple-web-configured-ble-to-gpio-bridge/

[Daniel Dakhno] kept ending up in a situation where the ability to read the status of, or control a few digital IO pins with minimal effort, would be terribly useful. …read more (https://hackaday.com/2022/09/06/a-simple-web-configured-ble-to-gpio-bridge/)

Tesla’s Dojo Is An Interesting CPU Design
https://hackaday.com/2022/09/06/teslas-dojo-is-an-interesting-cpu-design/

What do you get when you cross a modern super-scalar out-of-order CPU core with more traditional microcontroller aspects such as no virtual memory, no memory cache, and no DDR or …read more (https://hackaday.com/2022/09/06/teslas-dojo-is-an-interesting-cpu-design/)

Retrotechtacular: Oh Boy! We’re Radio Engineers!
https://hackaday.com/2022/09/06/retrotechtacular-oh-boy-were-radio-engineers/

It is a shame that there are fewer and fewer “nerd stores” around. Fry’s is gone. Radio Shack is gone. But the best ones were always the places that had …read more (https://hackaday.com/2022/09/06/retrotechtacular-oh-boy-were-radio-engineers/)