It’s Independence Day here in the USA, but if you’re not a fan of fireworks and hot dogs, Elliot and Dan’s rundown of the best hacks of the week is …read more (https://hackaday.com/2025/07/04/hackaday-podcast-episode-327-a-ploopy-knob-rube-goldberg-book-scanner-hard-drives-and-power-grids-oscillating-out-of-control/)

2025 One Hertz Challenge: Electromechanical CMOS Clock Keeps In Step With Mains Frequency
https://hackaday.com/2025/07/04/2025-one-hertz-challenge-electromechanical-cmos-clock-keeps-in-step-with-mains-frequency/

Some people can’t be bothered to read the analog face of a traditional clock. Some people cannot stand the low frequency “hum” of mains current. If you are in either …read more (https://hackaday.com/2025/07/04/2025-one-hertz-challenge-electromechanical-cmos-clock-keeps-in-step-with-mains-frequency/)

3D Printer Turbo-Charges a Vintage Vehicle
https://hackaday.com/2025/07/04/3d-printer-turbo-charges-a-vintage-vehicle/

[Ryan] of [Fat Lip Collective] has been on a streak of using 3D printing for his car mod projects. From spark plug adapters to exhaust pipes to dash panels, his …read more (https://hackaday.com/2025/07/04/3d-printer-turbo-charges-a-vintage-vehicle/)

Video Cable Becomes Transmitter with TEMPEST-LoRa
https://hackaday.com/2025/07/04/video-cable-becomes-transmitter-with-tempest-lora/

image from https://arxiv.org/abs/2506.21069
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2025/07/loratempest-feat.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/07/loratempest-feat.png?w=800">EFI from cables is something every ham loves to hate. What if you modulated, that, though, using an ordinary cable as an antenna? If you used something ubiquitous like a …read more (https://hackaday.com/2025/07/04/video-cable-becomes-transmitter-with-tempest-lora/)

Running an Entire PS1 Emulator in a DS Cartridge
https://hackaday.com/2025/07/04/running-an-entire-ps1-emulator-in-a-ds-cartridge/

Gaming on a Nintendo DS can bring back great memories of long car trips from the past. But looking back, we remember wishing to play more than the DS could …read more (https://hackaday.com/2025/07/04/running-an-entire-ps1-emulator-in-a-ds-cartridge/)

CIS-4 Is a Monkish Clock Inside a Ceiling Lamp
https://hackaday.com/2025/07/04/cis-4-is-a-monkish-clock-inside-a-ceiling-lamp/

It’s always clock time at Hackaday, and this time we have an interesting hack of a clock by [danjovic]– the CIS4, a Cistercian digital clock. The Cistertians, in case you …read more (https://hackaday.com/2025/07/04/cis-4-is-a-monkish-clock-inside-a-ceiling-lamp/)

Track Your GitHub Activity With This E-Ink Display
https://hackaday.com/2025/07/05/track-your-github-activity-with-this-e-ink-display/

If you’re a regular GitHub user you’ll be familiar with the website’s graphical calendar display of activity as a grid. For some of you it will show a hive of …read more (https://hackaday.com/2025/07/05/track-your-github-activity-with-this-e-ink-display/)

A Feast Of 1970s Gaming History, And An 8080 Arcade Board
https://hackaday.com/2025/07/05/a-feast-of-1970s-gaming-history-and-an-8080-arcade-board/