Condensing Diesel Heater Hack Is Dripping With Efficiency
https://hackaday.com/2025/12/13/condensing-diesel-heater-hack-is-dripping-with-efficiency/

Not a huge percentage of our readers probably get their heat from diesel fuel, but it’s not uncommon in remote areas where other fuels are hard to come-by. If you’re …read more (https://hackaday.com/2025/12/13/condensing-diesel-heater-hack-is-dripping-with-efficiency/)

Mentra Brings Open Smart Glasses OS With Cross-Compat
https://hackaday.com/2025/12/13/mentra-brings-open-smart-glasses-os-with-cross-compat/

There are a few very different pathways to building a product, and we gotta applaud the developers taking care to take the open-source path. Today’s highlight is [Mentra], who is …read more (https://hackaday.com/2025/12/13/mentra-brings-open-smart-glasses-os-with-cross-compat/)

Watch a Recording Lathe From 1958 Cut a Lacquer Master Record
https://hackaday.com/2025/12/13/watch-a-recording-lathe-from-1958-cut-a-lacquer-master-record/

Most of us are familiar with vinyl LPs, and even with the way in which they are made by stamping a hot puck of polyvinyl chloride (PVC) into a record. …read more (https://hackaday.com/2025/12/13/watch-a-recording-lathe-from-1958-cut-a-lacquer-master-record/)

Why Games Work, and How to Build Them
https://hackaday.com/2025/12/13/why-games-work-and-how-to-build-them/

Most humans like games. But what are games, exactly? Not in a philosophical sense, but in the sense of “what exactly are their worky bits, so we know how to …read more (https://hackaday.com/2025/12/13/why-games-work-and-how-to-build-them/)

Need For Speed Map IRL
https://hackaday.com/2025/12/14/need-for-speed-map-irl/

When driving around in video games, whether racing games like Mario Kart or open-world games like GTA, the game often displays a mini map in the corner of the screen …read more (https://hackaday.com/2025/12/14/need-for-speed-map-irl/)

Teardown of a 5th Generation Prius Inverter
https://hackaday.com/2025/12/14/teardown-the-inverter-from-a-5th-generation-prius/

The best part about BEV and hybrid cars is probably the bit where their electronics are taken out for a good teardown and comparison with previous generations and competing designs. …read more (https://hackaday.com/2025/12/14/teardown-the-inverter-from-a-5th-generation-prius/)

Printing with PHA Filament as Potential Alternative to PLA
https://hackaday.com/2025/12/14/printing-with-pha-filament-as-potential-alternative-to-pla/