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A Lockpicking Robot That Can Sense the Pins hackaday.com/2025/07/21/a-l…
Nylon-Like TPU Filament: Testing CC3D’s 72D TPU hackaday.com/2025/07/22/nyl…
![hackaday's tweet card. Another entry in the world of interesting FDM filaments comes courtesy of CC3D with their 72D TPU filament, with [Dr. Igor Gaspar] putting it to the test in his recent video. The use of the Shore h…](https://pbs.twimg.com/card_img/1947896197290545154/HtcX4E9n?format=jpg&name=orig)
The Hall-Héroult Process on a Home Scale hackaday.com/2025/07/22/the…
Compact ESP32-C6 USB Dev Board #TindieBlog #ESP32 #WiFi #BLE #Thread #Zigbee #DevBoards #802.15.4 blog.tindie.com/2025/07/compac…
2025 One Hertz Challenge: A 555, but not as we know it hackaday.com/2025/07/22/202…
![hackaday's tweet card. We did explicitly ask for projects that use a 555 timer for the One Hertz Challenge, but we weren’t expecting the 555 to be the project. Yet, here we are, with [matt venn]’s Open Source…](https://pbs.twimg.com/card_img/1947749900097359873/cvaa0n_L?format=jpg&name=orig)
2025 One-Hertz Challenge: Pokémon Alarm Clock Tells You It’s Time to Build the Very Best hackaday.com/2025/07/22/202…
The Epochalypse: It’s Y2K, But 38 Years Later hackaday.com/2025/07/22/the…
Power Grid Stability: From Generators to Reactive Power hackaday.com/2025/07/22/pow…
Paste Extrusion for 3D Printing Glass and Eggshells hackaday.com/2025/07/22/pas…
![hackaday's tweet card. In contrast to the success of their molten-plastic cousins, paste extrusion 3D printers have never really attained much popularity. This is shame because, as the [Hand and Machine] research group a…](https://pbs.twimg.com/card_img/1947613432192385024/Hake6bzU?format=png&name=orig)
Floating Buoy Measures Ocean Conditions hackaday.com/2025/07/22/flo…
![hackaday's tweet card. Out on Maui, [rabbitcreek] desired to keep track of local ocean conditions. The easiest way to do that was by having something out there in the water to measure them. Thus, they created a floating …](https://pbs.twimg.com/card_img/1947567987990663170/cKIVOOut?format=jpg&name=orig)
Coleco Adam: A Commodore 64 Competitor, Almost hackaday.com/2025/07/21/col…
Testing Your Knowledge of JavaScript’s Date Class hackaday.com/2025/07/21/tes…
2025 One-Hertz Challenge: It’s Hexadecimal Unix Time hackaday.com/2025/07/21/202…
![hackaday's tweet card. [danjovic] came up with a nifty entry for our 2025 One-Hertz Challenge that lands somewhere between the categories of Ridiculous and Clockwork. It’s a clock that few hackers, if any, could re…](https://pbs.twimg.com/card_img/1947388789309194241/4LYbNPl-?format=png&name=orig)
Freezer Monitoring: Because Ice Cream Is a Dish Best Served Cold hackaday.com/2025/07/21/fre…
![hackaday's tweet card. [Scott Baker] wrote in to let us know about his freezer monitor. After a regrettable incident where the ice cream melted because the freezer failed [Scott] decided that what was called for was a mo…](https://pbs.twimg.com/card_img/1947366024799784961/3KN0NpLB?format=jpg&name=orig)
Fixing Human Sleep With Air Under Pressure hackaday.com/2025/07/21/fix…
Don’t Turn That Old System On, First Take it Apart hackaday.com/2025/07/21/don…
Why Apple Dumped 2,700 Computers In A Landfill in 1989 hackaday.com/2025/07/21/why…
Bearing Witness: Measuring the Wobbles in Rotary Build hackaday.com/2025/07/21/bea…
![hackaday's tweet card. 3D printing has simplified the creation of many things, but part of making something is knowing just how much you can rely on it. On the [BubsBuilds] YouTube channel, he built a cheap rotary table …](https://pbs.twimg.com/card_img/1947252331877109760/XsSWxlgq?format=png&name=orig)