Where There Is No Down: Measuring Liquid Levels in Space
https://hackaday.com/2025/08/26/where-there-is-no-down-measuring-liquid-levels-in-space/
https://hackaday.com/2025/08/26/where-there-is-no-down-measuring-liquid-levels-in-space/
Hackaday
Where There Is No Down: Measuring Liquid Levels In Space
As you can probably imagine, we get tips on a lot of really interesting projects here at Hackaday. Most are pretty serious, at least insofar as they aim to solve a specific problem in some new and …
Troubled USB Device? This Tool Can Help
https://hackaday.com/2025/08/26/troubled-usb-device-this-tool-can-help/
https://hackaday.com/2025/08/26/troubled-usb-device-this-tool-can-help/
Hackaday
Troubled USB Device? This Tool Can Help
You know how it goes — some gadgets stick around in your toolbox far longer than reason dictates, because maybe one day you’ll need it. How many of us held onto ISA diagnostic cards long past…
Picture by Paper Tape
https://hackaday.com/2025/08/26/picture-by-paper-tape-wire-photos/
https://hackaday.com/2025/08/26/picture-by-paper-tape-wire-photos/
Hackaday
Picture By Paper Tape
The April 1926 issue of “Science and Invention” had a fascinating graphic. It explained, for the curious, how a photo of a rescue at sea could be in the New York papers almost immediate…
Battery Repair By Reverse Engineering
https://hackaday.com/2025/08/26/battery-repair-by-reverse-engineering/
https://hackaday.com/2025/08/26/battery-repair-by-reverse-engineering/
Hackaday
Battery Repair By Reverse Engineering
Ryobi is not exactly the Cadillac of cordless tools, but one still has certain expectations when buying a product. For most of us “don’t randomly stop working” is on the list. Ryo…
Avocado Harvester is A Cut Above
https://hackaday.com/2025/08/26/avocado-harvester-is-a-cut-above/
https://hackaday.com/2025/08/26/avocado-harvester-is-a-cut-above/
Hackaday
Avocado Harvester Is A Cut Above
For a farmer or gardener, fruit trees offer a way to make food (and sometimes money) with a minimum of effort, especially when compared to growing annual vegetables. Mature trees can be fairly self…
Google Will Require Developer Verification Even for Sideloading
https://hackaday.com/2025/08/26/google-will-require-developer-verification-even-for-sideloading/
https://hackaday.com/2025/08/26/google-will-require-developer-verification-even-for-sideloading/
Hackaday
Google Will Require Developer Verification Even For Sideloading
Do you like writing software for Android, perhaps even sideload the occasional APK onto your Android device? In that case some big changes are heading your way, with Google announcing that they wil…
Simulating the Commodore PET
https://hackaday.com/2025/08/26/simulating-the-commodore-pet/
https://hackaday.com/2025/08/26/simulating-the-commodore-pet/
Hackaday
Simulating The Commodore PET
Over on his blog our hacker [cpt_tom] shows us how to simulate the hardware for a Commodore PET. Two of them in fact, one with static RAM and the other with dynamic RAM. This project is serious bus…
A Tool-changing 3D Printer For the Masses
https://hackaday.com/2025/08/27/a-tool-changing-3d-printer-for-the-masses/
https://hackaday.com/2025/08/27/a-tool-changing-3d-printer-for-the-masses/
Hackaday
A Tool-changing 3D Printer For The Masses
Modern multi-material printers certainly have their advantages, but all that purging has a way to add up to oodles of waste. Tool-changing printers offer a way to do multi-material prints without t…
Lynx-R1 Headset Makers Release 6DoF SLAM Solution As Open Source
https://hackaday.com/2025/08/27/lynx-r1-headset-makers-release-6dof-slam-solution-as-open-source/
https://hackaday.com/2025/08/27/lynx-r1-headset-makers-release-6dof-slam-solution-as-open-source/
Hackaday
Lynx-R1 Headset Makers Release 6DoF SLAM Solution As Open Source
Some readers may recall the Lynx-R1 headset — it was conceived as an Android virtual reality (VR) and mixed reality (MR) headset with built-in hand tracking, designed to be open where others …
The Android Bluetooth Connection
https://hackaday.com/2025/08/27/the-android-bluetooth-connection/
https://hackaday.com/2025/08/27/the-android-bluetooth-connection/
Hackaday
The Android Bluetooth Connection
Suppose someone came to talk to you and said, “I need your help. I have a Raspberry Pi-based robot and I want to develop a custom Android app to control it.” If you are like me, youR…
Homebrew Tire Pressure Monitoring System
https://hackaday.com/2025/08/27/homebrew-tire-pressure-monitoring-system/
https://hackaday.com/2025/08/27/homebrew-tire-pressure-monitoring-system/
Hackaday
Homebrew Tire Pressure Monitoring System
When [upir] saw that you could buy tire valve stem caps that read pressure electronically, he decided to roll his own Tire Pressure Monitoring System (TPMS) like the one found on modern cars. An ES…
FLOSS Weekly Episode 844: Simulated Word-of-Mouth
https://hackaday.com/2025/08/27/floss-weekly-episode-844-simulated-word-of-mouth/
https://hackaday.com/2025/08/27/floss-weekly-episode-844-simulated-word-of-mouth/
Hackaday
FLOSS Weekly Episode 844: Simulated Word-of-Mouth
This week Jonathan, Doc, and Aaron chat about Open Source AI, advertisements, and where we’re at in the bubble roller coaster!
A New Screen Upgrade for the GBA
https://hackaday.com/2025/08/27/a-new-screen-upgrade-for-the-gba/
https://hackaday.com/2025/08/27/a-new-screen-upgrade-for-the-gba/
Hackaday
A New Screen Upgrade For The GBA
The Game Boy Advance (GBA) was released in 2001 to breathe some new life into the handheld market, and it did it with remarkable success. Unfortunately, the original models had a glaring problem: t…
JuiceBox Rescue: Freeing Tethered EV Chargers From Corporate Overlords
https://hackaday.com/2025/08/27/juicebox-rescue-freeing-tethered-ev-chargers-from-corporate-overlords/
https://hackaday.com/2025/08/27/juicebox-rescue-freeing-tethered-ev-chargers-from-corporate-overlords/
Hackaday
JuiceBox Rescue: Freeing Tethered EV Chargers From Corporate Overlords
Having a charger installed at home for your electric car is very convenient, not only for the obvious home charging, but also for having scheduling and other features built-in. Sadly, like with so …
Pascal? On my Arduino? It’s More Likely Than You Think
https://hackaday.com/2025/08/27/pascal-on-my-arduino-its-more-likely-than-you-think/
https://hackaday.com/2025/08/27/pascal-on-my-arduino-its-more-likely-than-you-think/
Hackaday
Pascal? On My Arduino? It’s More Likely Than You Think
The Arduino ecosystem is an amazing learning tool, but even those of us who love it admit that even the simplified C Arduino uses isn’t the ideal teaching language. Those of us who remember l…
Acoustic Coupling Like it’s 1985
https://hackaday.com/2025/08/27/acoustic-coupling-like-its-1985/
https://hackaday.com/2025/08/27/acoustic-coupling-like-its-1985/
Hackaday
Acoustic Coupling Like It’s 1985
Before the days of mobile broadband, and before broadband itself even, there was a time where Internet access was provided by phone lines. To get onto a BBS or chat on ICQ required dialing a phone …
The (Data) Plot Thickens
https://hackaday.com/2025/08/28/the-data-plot-thickens/
https://hackaday.com/2025/08/28/the-data-plot-thickens/
Hackaday
The (Data) Plot Thickens
You’ve generated a ton of data. How do you analyze it and present it? Sure, you can use a spreadsheet. Or break out some programming tools. Or try LabPlot. Sure, it is sort of like a spreadsh…
Receiving Radio Signals from Space Like It’s 1994
https://hackaday.com/2025/08/28/receiving-radio-signals-from-space-like-its-1994/
https://hackaday.com/2025/08/28/receiving-radio-signals-from-space-like-its-1994/
Hackaday
Receiving Radio Signals From Space Like It’s 1994
For certain situations, older hardware is preferred or even needed to accomplish a task. This is common in industrial applications where old machinery might not be supported by modern hardware or s…
The Browser Wasn’t Enough, Google Wants to Control All Your Software
https://hackaday.com/2025/08/28/the-browser-wasnt-enough-google-wants-to-control-all-your-software/
https://hackaday.com/2025/08/28/the-browser-wasnt-enough-google-wants-to-control-all-your-software/
Hackaday
The Browser Wasn’t Enough, Google Wants To Control All Your Software
A few days ago we brought you word that Google was looking to crack down on “sideloaded” Android applications. That is, software packages installed from outside of the mobile operating …