Collaborate Disseminate
A recent project over on Hackaday.io from [Michael Gardi] is Trekulator – Where No Maker Has Gone Before. This is a fun build and [Michael] has done a very good …read more Continue reading Trekulator: A Reproduction of the 1977 Star Trek Themed Calculator
Tattoos. Body paint. Henna. All these are popular kinds of body art with varying histories and cultural connotations, many going back centuries or even longer. They all have something in …read more Continue reading Supercon 2024: Rethinking Body Art With LEDs
The sun is our planet’s source of natural illumination, and though we’ve mastered making artificial light sources, it remains extremely difficult to copy our nearby star. As if matching the …read more Continue reading An Artificial Sun In A Manageable Size
Scanning a film negative is as simple as holding it up against a light source and photographing the result. But should you try such a straightforward method with color negatives …read more Continue reading Scanning Film The Way It Was Meant To Be
You take your air quality seriously, so shouldn’t your monitoring hardware? If you’re breathing in nasty VOCs or dust, surely a little blinking LED isn’t enough to express your displeasure …read more Continue reading AqMood is an Air Quality Monitor with an Attitude
Around these parts, projects needlessly using a microcontroller where a simpler design would do are often derided with the catch-all “Should have used a 555,” even if the venerable timer …read more Continue reading Chase Light SAO Shouldn’t Have Used a 555, and Didn’t
There are a million ways to use LEDs to make a clock. [sjm4306] chose to go a relatively conventional route, making something that approximates a traditional analog timepiece. However, he …read more Continue reading LED Filaments Become Attractive Time Piece
There are all kinds of expensive beauty treatments on the market — various creams, zappy lasers, and fine mists of heavily-refined chemicals. For [Ruth Amos], a $78,000 LED bed had …read more Continue reading DIY Your Own Red Light Therapy Gear
LEDs are getting smaller and smaller, and the newest generations of indexable RGB LEDs are even fiddlier to use than their already diminutive predecessors. [Alex Lorman] has written some notes …read more Continue reading Some Useful Notes On The 6805-EC10 Addressable RGB LED
Nowadays, if you have a microscope, you probably have a camera of some sort attached. [Applied Science] shows how you can add an array of tiny LEDs and some compute …read more Continue reading Ptychography for High Resolution Microscopy