While rarely seen by users, the technology behind telephone exchanges is actually quite interesting. In the first hundred or so years of their existence they evolved from manually-operated switchboards to …read more (https://hackaday.com/2022/04/14/the-simplest-electro-mechanical-telephone-exchange-that-actually-works/)

Engineering on a Deadline for Squid Game
https://hackaday.com/2022/04/14/engineering-on-a-deadline-for-squid-game/

If you asked us for an epic tale of designing and building under a deadline, one of the last places we would think to look is a MrBeast video.  Yet …read more (https://hackaday.com/2022/04/14/engineering-on-a-deadline-for-squid-game/)

A Nitrogen Soldering Iron Review
https://hackaday.com/2022/04/14/a-nitrogen-soldering-iron-review/

If you’ve ever welded, you know that some welders blow a shield gas over the work for different reasons. For example, you often use a gas to displace oxygen from …read more (https://hackaday.com/2022/04/14/a-nitrogen-soldering-iron-review/)

We’ve Heard of Bricking a Hard Drive, But…
https://hackaday.com/2022/04/14/weve-heard-of-bricking-a-hard-drive-but/

Mass storage has come a long way since the introduction of the personal computer. [Tech Time Traveller] has an interesting video about the dawn of PC hard drives focusing on …read more (https://hackaday.com/2022/04/14/weve-heard-of-bricking-a-hard-drive-but/)

This DIY UPDI Programmer is Nice and Cheap
https://hackaday.com/2022/04/15/this-diy-updi-programmer-is-nice-and-cheap/

[Daumemo] likes experimenting with DIY electronics, and like many people, eventually ran across an AVR microcontroller with a Unified Program and Debug Interface (UPDI). One option is of course to …read more (https://hackaday.com/2022/04/15/this-diy-updi-programmer-is-nice-and-cheap/)

Mini DarkTower Clone Restores Your Childhood
https://hackaday.com/2022/04/15/mini-darktower-clone-restores-your-childhood/

Remember DarkTower? No? Well, it’s a really cool combination board game, RPG, and computer game from 1981. Orson Welles pimped it on TV and explained it thusly: “collect three keys, …read more (https://hackaday.com/2022/04/15/mini-darktower-clone-restores-your-childhood/)

This Week in Security: OpenSSH, Git, and Sort-of NGINX 0-day
https://hackaday.com/2022/04/15/this-week-in-security-openssh-git-and-sort-of-nginx-0-day/

OpenSSH has minted their 9.0 release, and it includes a pair of security changes. Unlike most of the releases we cover here, this one has security hardening to prevent issues, …read more (https://hackaday.com/2022/04/15/this-week-in-security-openssh-git-and-sort-of-nginx-0-day/)