While there are still plenty of folks out there tinkering with custom 3D printers, it’s safe to say that most people these days are using a commercially-available machine. The prices …read more (https://hackaday.com/2021/09/21/up-close-and-personal-with-an-unusual-3d-printer-kit/)

Interactive Clips for Game Boy: Sit Back and Watch or Take Control
https://hackaday.com/2021/09/21/interactive-clips-for-game-boy-sit-back-and-watch-or-take-control/

How often does this happen to you? You find yourself describing something that happened in a game to someone, and they’re not sure they know what part of the map …read more (https://hackaday.com/2021/09/21/interactive-clips-for-game-boy-sit-back-and-watch-or-take-control/)

Mechanisms Behind Vaccine Side-Effects: the Science that Causes That Sore Arm
https://hackaday.com/2021/09/21/mechanisms-behind-vaccine-side-effects-the-science-that-causes-that-sore-arm/

After receiving a vaccination shot, it’s likely that we’ll feel some side-effects. These can range from merely a sore arm to swollen lymph nodes and even a fever. Which side-effects …read more (https://hackaday.com/2021/09/21/mechanisms-behind-vaccine-side-effects-the-science-that-causes-that-sore-arm/)

Toilet-Training Cows is No Bull
https://hackaday.com/2021/09/21/toilet-training-cows-is-no-bull/

Human activity may be the main cause of climate change, but all these cows milling and mooing about don’t help, either. Everyone knows that cows produce methane-laden flatulence, but there’s …read more (https://hackaday.com/2021/09/21/toilet-training-cows-is-no-bull/)

Keebin’ with Kristina: the One with the Grabbity Gloves
https://hackaday.com/2021/09/21/keebin-with-kristina-the-one-with-the-grabbity-gloves/

I keep saying I need to stay away from auction sites, but then I wouldn’t have as much fodder for Hackaday, would I? As I write this, I’m waiting on …read more (https://hackaday.com/2021/09/21/keebin-with-kristina-the-one-with-the-grabbity-gloves/)

Bringing the Quake Flicker to Life with a Hacked Light
https://hackaday.com/2021/09/21/bringing-the-quake-flicker-to-life-with-a-hacked-light/

If you ever feel a pang of shame because you’ve been reusing the same snippets of code in your projects for years, don’t. Even the big names do it, as …read more (https://hackaday.com/2021/09/21/bringing-the-quake-flicker-to-life-with-a-hacked-light/)

Mini Wireless Thermal Printers Get Arduino Library (and MacOS App)
https://hackaday.com/2021/09/21/mini-wireless-thermal-printers-get-arduino-library-and-macos-app/

[Larry Bank]’s Arduino library to print text and graphics on BLE (Bluetooth Low Energy) thermal printers has some excellent features, and makes sending wireless print jobs to a number of …read more (https://hackaday.com/2021/09/21/mini-wireless-thermal-printers-get-arduino-library-and-macos-app/)

Cooking Up a Batch of Homebrew Welding Gas
https://hackaday.com/2021/09/21/cooking-up-a-batch-of-homebrew-welding-gas/