If you think at all about liquid crystals, you probably think of display technology. However, researchers have worked out a way to use an ink-jet-like process to 3D print iridescent …read more (https://hackaday.com/2021/08/22/3d-printing-liquid-crystal/)

Hackaday Links: August 22, 2021
https://hackaday.com/2021/08/22/hackaday-links-august-22-2021/

It’s usually pretty hard to miss when Boston Dynamics drops a new video of one or more of their robots doing something flashy. But in case you’ve been under a …read more (https://hackaday.com/2021/08/22/hackaday-links-august-22-2021/)

Artful Nixie Bot Sculpture Sees, Thinks, and Talks
https://hackaday.com/2021/08/22/artful-nixie-bot-sculpture-sees-thinks-and-talks/

When [Tavis] and his father were inspired to lend their talents to building a robot sculpture, they split the duties. [Tavis]’ father built a robot head, and [Tavis] utilized designs …read more (https://hackaday.com/2021/08/22/artful-nixie-bot-sculpture-sees-thinks-and-talks/)

RGB LED Matrix Helps Etch-a-Sketch Scratch Out a 21st Century Existence
https://hackaday.com/2021/08/22/rgb-led-matrix-helps-etch-a-sketch-scratch-out-a-21st-century-existence/

We never did crack open our Etch-a-Sketch, but we did scrape out a window large enough to really check out the mechanism inside. [MrLangford] is bringing the Etch-a-Sketch into the …read more (https://hackaday.com/2021/08/22/rgb-led-matrix-helps-etch-a-sketch-scratch-out-a-21st-century-existence/)

PS2 Gets the Ginger Portable Treatment
https://hackaday.com/2021/08/23/ps2-gets-the-ginger-portable-treatment/

The first thing we notice about this portable PS2 is that the plastic looks like a consumer-grade shell, not a 3D printed case. It comes from [GingerOfOz], who has lots …read more (https://hackaday.com/2021/08/23/ps2-gets-the-ginger-portable-treatment/)

Math, Optics, and CNC Combine to Hide Secret Images in Acrylic
https://hackaday.com/2021/08/23/math-optics-and-cnc-combine-to-hide-secret-images-in-acrylic/

Magic mirrors, with an LCD panel hidden behind a partially reflectively mirror, are popular for a reason — they’re a good-looking way to display useful information. A “Magic Window,” however, …read more (https://hackaday.com/2021/08/23/math-optics-and-cnc-combine-to-hide-secret-images-in-acrylic/)

Open-Source Insulin: Biohackers Aiming for Distributed Production
https://hackaday.com/2021/08/23/open-source-insulin-biohackers-aiming-for-distributed-production/

When you’ve got a diabetic in your life, there are few moments in any day that are free from thoughts about insulin. Insulin is literally the first coherent thought I …read more (https://hackaday.com/2021/08/23/open-source-insulin-biohackers-aiming-for-distributed-production/)