Robots: How The Pros Keep Them Safe
https://hackaday.com/2023/11/15/robots-how-the-pros-keep-them-safe/

Robotic safety standards are designed for commercial bots, but amateur robot builders should also consider ideas like the keepout zone where a mobile robot isn’t permitted to go or how …read more (https://hackaday.com/2023/11/15/robots-how-the-pros-keep-them-safe/)

Lessons in Mass Production from an Atari Punk Console
https://hackaday.com/2023/11/16/lessons-in-mass-production-from-an-atari-punk-console/

Sometimes the most interesting part of a project isn’t the widget itself, but what it teaches you about the manufacturing process. The story of the manufacturing scale-up of this Atari …read more (https://hackaday.com/2023/11/16/lessons-in-mass-production-from-an-atari-punk-console/)

Probably The Largest Selfie Camera In The World
https://hackaday.com/2023/11/16/probably-the-largest-selfie-camera-in-the-world/

Most readers will have some idea of how a camera works, with a lens placed in front of a piece of film or an electronic sensor, and the distance between …read more (https://hackaday.com/2023/11/16/probably-the-largest-selfie-camera-in-the-world/)

Tech In Plain Sight: What Does a Yellow Light Mean?
https://hackaday.com/2023/11/16/tech-in-plain-sight-what-does-a-yellow-light-mean/

The traffic light is a ubiquitous feature of modern life and is quite old — dating back to 1868 London, although that device was a modified railroad semaphore operated by …read more (https://hackaday.com/2023/11/16/tech-in-plain-sight-what-does-a-yellow-light-mean/)

A 3D Printed Grinder for Printed Lens Blanks
https://hackaday.com/2023/11/16/a-3d-printed-grinder-for-printed-lens-blanks/

When one thinks of applications for 3D printing, optical components don’t seem to be a good fit. With the possible exception of Fresnel lenses, FDM printing doesn’t seem up to …read more (https://hackaday.com/2023/11/16/a-3d-printed-grinder-for-printed-lens-blanks/)

Umbrella Antenna Protects You from Rain, but Not the Way You Think
https://hackaday.com/2023/11/16/umbrella-antenna-protects-you-from-rain-but-not-the-way-you-think/

You never know when you’ll be called upon to [MacGyver] your way out of an emergency. We can’t imagine what kind of situation would call for whipping up a satellite …read more (https://hackaday.com/2023/11/16/umbrella-antenna-protects-you-from-rain-but-not-the-way-you-think/)

ColorReplica Is a Rainbow At Your Fingertips
https://hackaday.com/2023/11/16/colorreplica-is-a-rainbow-at-your-fingertips/