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/)

Oscilloscope Digital Storage, 1990s Style
https://hackaday.com/2025/05/09/oscilloscope-digital-storage-1990s-style/

You’re designing an oscilloscope with modest storage — only 15,000 samples per channel. However, the sample rate is at 5 Gs/s, and you have to store all four channels at …read more (https://hackaday.com/2025/05/09/oscilloscope-digital-storage-1990s-style/)

Hackaday Podcast Episode 320: A Lot of Cool 3D Printing, DIY Penicillin, and an Optical Twofer
https://hackaday.com/2025/05/09/hackaday-podcast-episode-320-a-lot-of-cool-3d-printing-diy-penicillin-and-an-optical-twofer/

This week, Hackaday’s Elliot Williams and Kristina Panos met up across the universe to bring you the latest news, mystery sound, and of course, a big bunch of hacks from …read more (https://hackaday.com/2025/05/09/hackaday-podcast-episode-320-a-lot-of-cool-3d-printing-diy-penicillin-and-an-optical-twofer/)

Supercon 2024: An Immersive Motion Rehabilitation Device
https://hackaday.com/2025/05/09/supercon-2024-an-immersive-motion-rehabilitation-device/

When you’ve had some kind of injury, rehabilitation can be challenging. You often need to be careful about how you’re using the affected parts of your body, as well as …read more (https://hackaday.com/2025/05/09/supercon-2024-an-immersive-motion-rehabilitation-device/)

A Single Chip Computer For The 8051 Generation
https://hackaday.com/2025/05/09/a-single-chip-computer-for-the-8051-generation/

The Intel 8051 series of 8-bit microcontrollers is long-discontinued by its original manufacturer, but lives on as a core included in all manner of more recent chips. It’s easy to …read more (https://hackaday.com/2025/05/09/a-single-chip-computer-for-the-8051-generation/)