From Paper to Pixels: A DIY Digital Barograph
https://hackaday.com/2025/09/14/from-paper-to-pixels-a-diy-digital-barograph/

A barograph is a device that graphs a barometer’s readings over time, revealing trends that can predict whether stormy weather is approaching or sunny skies are on the way. This …read more (https://hackaday.com/2025/09/14/from-paper-to-pixels-a-diy-digital-barograph/)

Reverse-Engineering the Milwaukee M18 Diagnostics Protocol
https://hackaday.com/2025/09/14/reverse-engineering-the-milwaukee-m18-diagnostics-protocol/

https://www.youtube.com/watch?v=tHj0-Gzvbeo
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2025/09/milwaukee_m18_connection_bits_tool_scientist_youtube.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/09/milwaukee_m18_connection_bits_tool_scientist_youtube.jpg?w=800">As is regrettably typical in the cordless tool world, Milwaukee’s M18 batteries are highly proprietary. Consequently, this makes them a welcome target for reverse-engineering of their interfaces and protocols. Most …read more (https://hackaday.com/2025/09/14/reverse-engineering-the-milwaukee-m18-diagnostics-protocol/)

This board helps you prototype circuits with tubes
https://hackaday.com/2025/09/14/this-board-helps-you-prototype-circuits-with-tubes/

There you are at the surplus store, staring into the bin of faded orange, yellow, red, and black, boxes–a treasure trove of vintage vacuum tubes—dreaming about building a tube amp …read more (https://hackaday.com/2025/09/14/this-board-helps-you-prototype-circuits-with-tubes/)

Reverse-Engineering Aleratec CD Changers for Archival Use
https://hackaday.com/2025/09/14/reverse-engineering-aleratec-cd-changers-for-archival-use/

Handling large volumes of physical media can be a bit of a chore, whether it’s about duplication or archiving. Fortunately this is a perfect excuse for building robotic contraptions, with …read more (https://hackaday.com/2025/09/14/reverse-engineering-aleratec-cd-changers-for-archival-use/)

Retro x86 with 486Tang
https://hackaday.com/2025/09/14/retro-x86-with-486tang/

Tang FPGA boards are affordable, and [nand2mario] has been trying to get an x86 core running on one for a while. Looks like it finally worked out, as there is …read more (https://hackaday.com/2025/09/14/retro-x86-with-486tang/)

Hackaday Links: September 14, 2025
https://hackaday.com/2025/09/14/hackaday-links-september-14-2025/

Is it finally time to cue up the Bowie? Or was the NASA presser on Wednesday announcing new findings of potential Martian biosignatures from Perseverance just another in a long …read more (https://hackaday.com/2025/09/14/hackaday-links-september-14-2025/)

e-Waste and Waste Oil Combine to Make Silver
https://hackaday.com/2025/09/14/e-waste-and-waste-oil-combine-to-make-silver/