Raspberry Pi Locks Down RAM Upgrades
https://hackaday.com/2026/09/22/raspberry-pi-locks-down-ram-upgrades/

In a recent video [Jeff Geerling] addresses an issue discovered with the Raspberry Pi firmware, specifically how since around 2024 the firmware locks down what RAM size and even module …read more (https://hackaday.com/2026/09/22/raspberry-pi-locks-down-ram-upgrades/)

Digital Upgrade Brings Medium Format Camera Into the 21st Century
https://hackaday.com/2026/09/22/digital-upgrade-brings-medium-format-camera-into-the-21st-century/

Large format cameras can produce amazing shots, but are a bit too bulky to be practical. Medium format is a different story, as [Wenting] demonstrates with his Sitina B220M — …read more (https://hackaday.com/2026/09/22/digital-upgrade-brings-medium-format-camera-into-the-21st-century/)

Raspberry Pi RAM Restrictions No Big Deal, Frankly
https://hackaday.com/2026/09/22/raspberry-pi-ram-restrictions-no-big-deal-frankly/

Hacking on Raspberry Pi board internals is one of my favourite topics. I know a bunch of obscure things about these cute little boards. Three years ago, I covered a …read more (https://hackaday.com/2026/09/22/raspberry-pi-ram-restrictions-no-big-deal-frankly/)

Determining the Body Temperature of Tyrannosaurus rex
https://hackaday.com/2026/09/22/determining-the-body-temperature-of-tyrannosaurus-rex/

One of the most fun challenges in paleontology is determining characteristics of long-dead species like their behavior and body temperature based on nothing but some fossils and traces that are …read more (https://hackaday.com/2026/09/22/determining-the-body-temperature-of-tyrannosaurus-rex/)

Dumpster-dived Window A/C becomes Ground-Source Heat Pump
https://hackaday.com/2026/09/22/dumpster-dived-window-a-c-becomes-ground-source-heat-pump/

Heat pumps are great, because they pump heat around, and we often don’t want heat where it is. Need it somewhere else? Pump it! It’s great. It’s also a bit …read more (https://hackaday.com/2026/09/22/dumpster-dived-window-a-c-becomes-ground-source-heat-pump/)

ESP32 Replacement for Lighting Display Controller
https://hackaday.com/2026/09/22/esp32-replacement-for-lighting-display-controller/

As a company, NanoLeaf has been producing modular lights that can be easily snapped together into various geometric shapes for around a decade. Similar to the addressable LED light strips …read more (https://hackaday.com/2026/09/22/esp32-replacement-for-lighting-display-controller/)

Why Raindrops Make for Pretty Good Antennae
https://hackaday.com/2026/09/22/why-raindrops-make-for-pretty-good-antennae/