You might be old enough to remember record platters, but you probably aren’t old enough to remember when records were cylinders. The Edison Blue Amberol records came out in 1912 …read more (https://hackaday.com/2025/05/08/edison-phonograph-plays-the-cylinders/)

DIY Driving Simulator Pedals
https://hackaday.com/2025/05/08/diy-driving-simulator-pedals/

In the driving simulator community, setups can quickly grow ever more complicated and expensive, all in the quest for fidelity. For [CNCDan], rather than buy pedals off the shelf, he …read more (https://hackaday.com/2025/05/08/diy-driving-simulator-pedals/)

Understanding Linear Regression
https://hackaday.com/2025/05/08/understanding-linear-regression/

Although [Vitor Fróis] is explaining linear regression because it relates to machine learning, the post and, indeed, the topic have wide applications in many things that we do with electronics …read more (https://hackaday.com/2025/05/08/understanding-linear-regression/)

Hacky Shack? The TRS-80 Model I Story
https://hackaday.com/2025/05/08/hacky-shack-the-trs-80-model-i-story/

The 1970s saw a veritable goldrush to corner the home computer market, with Tandy’s Z80-powered TRS-80 probably one of the most (in)famous entries. Designed from the ground up to be …read more (https://hackaday.com/2025/05/08/hacky-shack-the-trs-80-model-i-story/)

Scan Your Caliper for Physical Part Copies
https://hackaday.com/2025/05/09/scan-your-caliper-for-physical-part-copies/

We’ve certainly seen people take a photo of a part, bring it into CAD, and then scale it until some dimension on the screen is the same as a known …read more (https://hackaday.com/2025/05/09/scan-your-caliper-for-physical-part-copies/)

Triggering Lightning and Safely Guiding It Using a Drone
https://hackaday.com/2025/05/09/triggering-lightning-and-safely-guiding-it-using-a-drone/

Every year lightning strikes cause a lot of damage — with the high-voltage discharges being a major risk to buildings, infrastructure, and the continued existence of squishy bags of mostly …read more (https://hackaday.com/2025/05/09/triggering-lightning-and-safely-guiding-it-using-a-drone/)

This Week in Security: Encrypted Messaging, NSO’s Judgement, and AI CVE DDoS
https://hackaday.com/2025/05/09/this-week-in-security-encrypted-messaging-nsos-judgement-and-ai-cve-ddos/

Cryptographic messaging has been in the news a lot recently. Like the formal audit of WhatsApp (the actual PDF). And the results are good. There are some minor potential problems …read more (https://hackaday.com/2025/05/09/this-week-in-security-encrypted-messaging-nsos-judgement-and-ai-cve-ddos/)