Collaborate Disseminate
Given how important our Sun is, our ancestors can be forgiven for seeing it as a god. And even now that we know what it actually is and how it …read more Continue reading Tiny Talisman Warns Wearer About UV Exposure
More trouble for Hubble this week as the space observatory’s scientific instruments package entered safe mode again. The problems started back on October 25, when the Scientific Instrument Command and …read more Continue reading Hackaday Links: November 7, 2021
It’s interesting what you see when you train a black light on everyday objects. We strongly suggest not doing this in a hotel room, but if you shine UV light …read more Continue reading Unique Seven-Segment Display Relies on FR-4 Fluorescence
On the scale of things worth worrying about, having to consider whether your EPROMs will be accidentally erased by some stray light in the shop is probably pretty low on …read more Continue reading Just How Vulnerable to Accidental Erasure are EPROMs Anyway?
This year’s Hackaday Prize has “Rethink Displays” as one of its first theme, and [Tucker Shannon] has given us his best shot on that subject with a set of impressive …read more Continue reading Persistent Displays with UV Ligth
When you’re looking at blueprints today, chances are pretty good that what you’re seeing is anything but blue. Most building plans, diagrams of civil engineering projects, and even design documents …read more Continue reading Cocktail of Chemicals Makes This Blueprint Camera Unique
With how cheap and how fast custom PCBs have gotten, it almost doesn’t make sense to roll your own anymore, especially when you factor in the messy etching steps and the less than stellar results. That’s not the only way to create a PCB, of course, and if you happen …read more
The average person’s experience with an ultraviolet (UV) wand is getting a cavity at the dentist. However, anyone with a resin-based 3d printer knows how important a UV curing system is. Often times some spots on a print need a little bit of extra UV to firm up. [Mile] has …read more
Sometimes, a project is more than it seems on just the surface. The UVA project from [Said Alvarado Marin] is one such example. What started as an attempt to build a single useful tool became the beginning of a broader utility ecosystem.
In and of itself, UVA is a project …read more
Retailers have instituted enhanced cleaning procedures in response to the COVID-19 pandemic, with an aim to keep frequently touched surfaces as clean as possible. Certainly one of the most commonly handled objects in the entire store is the payment terminal by the register, and the PIN pad specifically. Which is …read more