What would a HAL9000 look like if it eye were yellow and sat atop a front panel inspired by an Altair 8800? You’d have today’s feature, [Stephan]’s BerlinUhr, a gorgeous …read more (https://hackaday.com/2022/07/07/berlin-clock-takes-inspiration-from-sci-fi-sources-looks-incredible/)

Big Chemistry: Ultrapure Water
https://hackaday.com/2022/07/07/big-chemistry-ultrapure-water/

My first job out of grad school was with a biotech company in Cambridge, Massachusetts. It was a small outfit, and everyone had a “lab job” in addition to whatever …read more (https://hackaday.com/2022/07/07/big-chemistry-ultrapure-water/)

DIY Low-Cost LoRa Satellite Ground Station
https://hackaday.com/2022/07/07/diy-low-cost-lora-satellite-ground-station/

Image from project’s Hackaday.io page
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/07/tinygs-feature.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/07/tinygs-feature.jpg?w=800">Embedded engineer [Alberto Nunez] has put together a compact LoRa satellite telemetry ground station that fits in your hand and can be built for around $40 USD. The station receives …read more (https://hackaday.com/2022/07/07/diy-low-cost-lora-satellite-ground-station/)

The Benefits of Displacement Ventilation
https://hackaday.com/2022/07/07/the-benefits-of-displacement-ventilation/

The world has been shaken to its core by a respiratory virus pandemic. Humanity has been raiding the toolbox for every possible weapon in the fight, whether that be masks, …read more (https://hackaday.com/2022/07/07/the-benefits-of-displacement-ventilation/)

Retrotechtacular: 1990s CD Mastering Fit for a King
https://hackaday.com/2022/07/07/retrotechtacular-1990s-cd-mastering-fit-for-a-king/

Before it was transformed into an ephemeral stream of ones and zeroes, music used to have a physical form of some kind. From wax cylinders to vinyl discs to tapes …read more (https://hackaday.com/2022/07/07/retrotechtacular-1990s-cd-mastering-fit-for-a-king/)

ESP32 Powers Fresh Take On An IoT Geiger Counter
https://hackaday.com/2022/07/07/esp32-powers-fresh-take-on-an-iot-geiger-counter/

Over the years we’ve covered many projects aimed at detecting elevated radiation levels, and a fair number of them have been Internet connected in some way. But as they are …read more (https://hackaday.com/2022/07/07/esp32-powers-fresh-take-on-an-iot-geiger-counter/)

Trying Out a 3D Printed Microscope Lens Adapter
https://hackaday.com/2022/07/07/trying-out-a-3d-printed-microscope-lens-adapter/

If you want to take pictures of tiny things close up, you need a macro lens. Or a microscope. [Nicholas Sherlock] thought “Why not both?” He designed a 3D-printed microscope …read more (https://hackaday.com/2022/07/07/trying-out-a-3d-printed-microscope-lens-adapter/)