RSS Parrot

Parchment Paper Paired With 3D-Printed Grid Gives a Nice Glow

https://hackaday.com/2026/09/04/parchment-paper-paired-with-3d-printed-grid-gives-a-nice-glow/

Published: September 5, 2026 02:00

This custom enclosure for a 64×64 RGB LED matrix by [Davisan1001] not only provides a mount point for a Raspberry Pi, but presents a clean and smooth face with square …read more

Fixing an Expensive Seagate LaCie Hard Drive Array

https://hackaday.com/2026/09/04/fixing-an-expensive-seagate-lacie-hard-drive-array/

Published: September 4, 2026 23:00

After the [Slow Mo Guys] acquired a 168 TB Seagate LaCie Thunderbolt 3-based RAID storage system back in 2019 to store their video footage, they were obviously slightly miffed when …read more

Making a Pole Balance Itself With Propellers

https://hackaday.com/2026/09/04/making-a-pole-balance-itself-with-propellers/

Published: September 4, 2026 20:00

A fun trick with a pole is to try to balance it so that it can stand on one end. This can be done in a few ways, such as …read more

Repairing Traces on a Delidded Pentium III CPU Gone Wrong

https://hackaday.com/2026/09/04/repairing-traces-on-a-delidded-pentium-iii-cpu-gone-wrong/

Published: September 4, 2026 18:30

Delidding a CPU involves removing the integrated heat spreader (IHS) that’s put over the bare die and the substrate that it is mounted on. The reason for this is usually …read more

Hackaday Podcast Ep 385: 3D Printers with Lasers, Wicked RAM Prices, and Reverse Polish Notation

https://hackaday.com/2026/09/04/hackaday-podcast-ep-385-3d-printers-with-lasers-wicked-ram-prices-and-reverse-polish-notation/

Published: September 4, 2026 17:00

As the calendar turns a leaf into September, Elliot Williams is joined by Jenny List for our weekly look at all things Hackaday. In the news, our retrocomputing competition is …read more

3D Printed Cubes Provide Passive Cooling

https://hackaday.com/2026/09/04/3d-printed-cubes-provide-passive-cooling/

Published: September 4, 2026 15:30

Passive evaporative cooling has been used for centuries to reduce temperatures. Heat is drawn off as water evaporates, which in turn reduces temperature. The more efficiently this process happens the …read more

This Week in Security: Baked-in Malware, Freezers Not Freezing, Zoom Snoops Clipboards, and AI Makes Things Worse, Faster

https://hackaday.com/2026/09/04/this-week-in-security-baked-in-malware-freezers-not-freezing-zoom-snoops-clipboards-and-ai-makes-things-worse-faster/

Published: September 4, 2026 14:00

The AI platform ServiceNow which offers both hosted and on-premises versions just patched a trifecta of CVSS-10 vulnerabilities. CVSS rankings are determined by the severity of a flaw, the ease …read more

Take Tool Photo, Generate Custom Gridfinity Bin

https://hackaday.com/2026/09/04/take-tool-photo-generate-custom-gridfinity-bin/

Published: September 4, 2026 11:00

What if the organization and storage benefits of tool shadowing could be had and improved with a modular, semi-automated process? Tracefinity attempts that by generating custom Gridfinity bins from photos …read more

The Birds Outside, Drawn For You Automatically

https://hackaday.com/2026/09/04/the-birds-outside-drawn-for-you-automatically/

Published: September 4, 2026 08:00

With artificial intelligence being the bête noir of the moment, there are some projects using it which maybe don’t bring much to the table. So it’s nice to see one …read more

Tube Launch Boosts Rocket’s Performance

https://hackaday.com/2026/09/03/tube-launch-boosts-rockets-performance/

Published: September 4, 2026 05:00

If you want improve a model rocket’s performance, all the common options come with serious trade-offs: you could increase the motor’s size, which raises safety issues, or you could cut …read more

Corners Lifting On 3D Prints? Guide Gives Prevention Tips

https://hackaday.com/2026/09/03/corners-lifting-on-3d-prints-guide-gives-prevention-tips/

Published: September 4, 2026 02:00

Large prints have a risk of warping, by which we mean corners can lift off the print bed as the object sort of curls inward on itself. It’s not always …read more

How to Avoid Getting Arc Flashed

https://hackaday.com/2026/09/03/how-to-avoid-getting-arc-flashed/

Published: September 3, 2026 23:00

After getting called out in the field to troubleshoot a large PV solar installation, [Derek] found himself suddenly in the midst of an arc flash, causing burns all over his …read more

A Split Keyboard Designed for Human Hands

https://hackaday.com/2026/09/03/a-split-keyboard-designed-for-human-hands/

Published: September 3, 2026 20:00

A surprising number of things we use in everyday life retain most of their design cues from their 19th century ancestors. The bicycle retains the same basic design as it …read more

Exploring the Downsides of Cooling Roof Paint

https://hackaday.com/2026/09/03/exploring-the-downsides-of-cooling-roof-paint/

Published: September 3, 2026 18:30

The idea of painting a roof or wall white in order to reflect sunshine and keep the building’s insides cool is hardly a new one, and even in the loosest …read more

Hackaday Europe 2026: Fluid Kernels and Optimizing C++ for MCUs

https://hackaday.com/2026/09/03/hackaday-europe-2026-fluid-kernels-and-optimizing-c-for-mcus/

Published: September 3, 2026 17:02

Oftentimes, when we’re using a microcontroller, we’re whipping up some very specific code focused on executing a particular task. The device is set up to execute code that does exactly …read more

A Thoroughly Modern Minimalist Transceiver

https://hackaday.com/2026/09/03/a-thoroughly-modern-minimalist-transceiver/

Published: September 3, 2026 15:30

Making a radio is so often a case of taking tried and tested designs and working with them to create something new. It’s a safe way to make something that …read more

From a Ten-Line Script to a Real Utility with Codex

https://hackaday.com/2026/09/03/from-a-ten-line-script-to-a-real-utility-with-codex/

Published: September 3, 2026 14:00

I’m an experienced programmer, and I’ve worked in many different languages. Sometimes being a programmer is a two-edged sword. You want to accomplish something, and you can do it easily …read more

Rescuing a Rescue Device With a DIY Battery Pack

https://hackaday.com/2026/09/03/rescuing-a-rescue-device-with-a-diy-battery-pack/

Published: September 3, 2026 11:00

If you find yourself lost in the woods or adrift in the ocean, a GPS-enabled Personal Locator Beacon (PLB) is certainly a handy thing to have as it will pinpoint …read more

Miniaturized, Working Replica of Vintage Leslie Speaker

https://hackaday.com/2026/09/03/miniaturized-working-replica-of-vintage-leslie-speaker/

Published: September 3, 2026 08:00

Few pieces of vintage audio gear from the turn of the century (the previous one) inspire the kind of devotion that a Leslie speaker does. Sure, there are plenty of …read more

Switch Mod Fixes Fiddly Car Door Projector

https://hackaday.com/2026/09/02/switch-mod-fixes-fiddly-car-door-projector/

Published: September 3, 2026 05:00

While the Citroën logo they project onto the pavement looks great, [OrangeTungsten] wasn’t thrilled with how their door-mounted projectors actually functioned. The mechanism for detecting when they should kick on …read more

Has FDM 3D Printing Hit Its Peak?

https://hackaday.com/2026/09/02/__trashed-8/

Published: September 3, 2026 02:00

Over the time Hackaday has been in existence, the art of 3D printing has evolved from a relatively crude hit-and-miss affair to something approaching what we all imagined back then. …read more

Doubling Thermal Printer Resolution by Wiggling

https://hackaday.com/2026/09/02/doubling-thermal-printer-resolution-by-wiggling/

Published: September 2, 2026 23:00

Thermal printers are still extremely common today, using small heating elements in combination with temperature-sensitive paper to create a dot matrix-like effect without messing with ink ribbons and complex mechanisms. …read more

Harvesting Namib Desert Fog with High Voltage

https://hackaday.com/2026/09/02/harvesting-namib-desert-fog-with-high-voltage/

Published: September 2, 2026 20:00

As fun as mucking about with simulated environments in a laboratory is, at some point you have to do those field tests to demonstrate that your prototype actually works in …read more

FLOSS Weekly Episode 880: The Two Wolves

https://hackaday.com/2026/09/02/floss-weekly-episode-880-the-two-wolves/

Published: September 2, 2026 18:30

This week Jonathan chats with Benjamin Samuels of Trail of Bits! The conversation focuses on Patch the Planet, a new initiative to help Open Source projects deal with the fallout …read more

How a 1981 RAM Expansion Worked

https://hackaday.com/2026/09/02/how-a-1981-ram-expansion-worked/

Published: September 2, 2026 15:30

Sir Clive Sinclair and his company were notorious for pushing the limits of electronic parts in search of a low price, and his ZX series 8-bit computers were fine examples …read more

“I’m Not Dead Yet!” Reverse Polish Notation Calculators You Can Still Buy

https://hackaday.com/2026/09/02/im-not-dead-yet-reverse-polish-notation-calculators-you-can-still-buy/

Published: September 2, 2026 14:00

If you used a scientific calculator in the 1970s or 1980s, there was a fair chance that it worked differently from almost every calculator you see today. Instead of typing: …read more

HDMI For the Color Computer 2

https://hackaday.com/2026/09/02/hdmi-for-the-color-computer-2/

Published: September 2, 2026 11:00

[Scott Baker] bought a TRS-80 Color Computer off eBay some five years ago. He’d always intended to add a CoCoVGA or CoCoDV upgrade to hook it up to a monitor, …read more

Creating the Greenest Possible Clothing with Living Fungi

https://hackaday.com/2026/09/02/creating-the-greenest-possible-clothing-with-living-fungi/

Published: September 2, 2026 08:00

Despite the wide variety of fabrics used for our clothing, they all share the property of not being living tissues. This could be due to them never having been part …read more

A Defrag Simulator In Your Browser

https://hackaday.com/2026/09/01/a-defrag-simulator-in-your-browser/

Published: September 2, 2026 05:00

Disk Defragmenter was a wonderful utility that Microsoft included with Windows back in the day. Back then, you’d use it to theoretically speed up disk access. Today, you can run …read more

Haiku OS Releases Beta 6

https://hackaday.com/2026/09/01/haiku-os-releases-beta-6/

Published: September 2, 2026 02:00

After just a little over 25 years of the Haiku project trying to keep the BeOS spirit alive, the team has now released Beta 6. The spicy details of what …read more

Building An Airsoft Claymore Mine

https://hackaday.com/2026/09/01/building-an-airsoft-claymore-mine/

Published: September 1, 2026 23:00

The Claymore mine is a rather fearsome weapon of war, using explosives to blast a cone of shrapnel towards advancing enemies. It’s not really something you should try and build …read more

How Gold Plastic Syndrome is Killing Toys and Game Consoles

https://hackaday.com/2026/09/01/how-gold-plastic-syndrome-is-killing-toys-and-game-consoles/

Published: September 1, 2026 20:00

In a recent video [Sqwerks] does a deep-dive into the problem of disintegrating plastic enclosures of Nintendo DS consoles. These original NDS handheld consoles have a metallic-like coating that appears …read more

Reactive Heat and Wind Come to VR, Thanks to Smart Plugs

https://hackaday.com/2026/09/01/reactive-heat-and-wind-come-to-vr-thanks-to-smart-plugs/

Published: September 1, 2026 18:30

Want to feel the heat of nearby fire, explosions, or radiation? Or even just the gentle warmth and breeze of a sunny day in the wasteland? If you said yes, …read more

Hackaday Europe 2026: Playstation 4 to Psychometer

https://hackaday.com/2026/09/01/hackaday-europe-2026-playstation-4-to-psychometer/

Published: September 1, 2026 17:02

There are many ways to detect stress in an individual. You can use self-reporting checklists, you could try and measure various vital signs like respiratory rate and pulse and infer …read more

It’s Teletext, But On The Radio

https://hackaday.com/2026/09/01/its-teletext-but-on-the-radio/

Published: September 1, 2026 15:30

Old-school teletext with its pixelated text and block graphics may now be largely a thing of the past, but that doesn’t mean it’s without enthusiasts or there’s no more life …read more

PETG: the PLA Filament Alternative that Just Works

https://hackaday.com/2026/09/01/petg-the-pla-filament-alternative-that-just-works/

Published: September 1, 2026 14:00

A typical response to the previous article on why PLA filament is so darn brittle. This has led some people to not use PLA filament at all, while others promote …read more

Crowdsourcing An Investigation Into Coil Whine

https://hackaday.com/2026/09/01/crowdsourcing-an-investigation-into-coil-whine/

Published: September 1, 2026 11:00

If you’ve heard the high-pitched whine or buzz from an electronic device when a current-carrying inductor is vibrating, you’ll know how unpleasant it can be. It’s common in all kinds …read more

Sliding Into Perfection: The Open Task Light

https://hackaday.com/2026/09/01/sliding-into-perfection-the-open-task-light/

Published: September 1, 2026 08:00

A few years ago Dyson released a desk lamp that could slide up and down, in and out, balancing itself at every position. [Steven Bennett] saw that lamp and wanted …read more

Tricking an Air Conditioner Into Cooling

https://hackaday.com/2026/08/31/tricking-an-air-conditioner-into-cooling/

Published: September 1, 2026 05:00

Modern heat pumps, of which air conditioners are a subset, seem like simple machines in theory. They just move heat from one place to another. But in order to operate …read more

ReactOS Gets An Upgrade

https://hackaday.com/2026/08/31/reactos-gets-an-upgrade/

Published: September 1, 2026 02:00

A perennial in the esoteric operating system space is ReactOS, a project with its roots in the 1990s which is doing a pretty good job of creating an open source …read more

Fixing an Expensive Amprobe Cable Tracer With Mystery Fault

https://hackaday.com/2026/08/31/fixing-an-expensive-amprobe-cable-tracer-with-mystery-fault/

Published: August 31, 2026 23:00

Perhaps the most annoying kinds of faults are those that involve expensive equipment that just sit around in a cupboard, only for them to just stop working at all. Such …read more

Building An Energy-Harvesting Business Card

https://hackaday.com/2026/08/31/building-an-energy-harvesting-business-card/

Published: August 31, 2026 20:00

The hope is always that a good business card will leave a good impression. For those in the electronics field, they also serve as an opportunity to showcase creative design …read more

Simulating UAVs In Unreal Engine

https://hackaday.com/2026/08/31/simulating-uavs-in-unreal-engine/

Published: August 31, 2026 18:30

When it comes to building real-world flying vehicles, testing can be arduous and expensive. You have to find somewhere to fly, then you have to contend with environmental conditions and …read more

Defeating Bacteria In Hot Water Systems With A Heat Exchanger

https://hackaday.com/2026/08/31/defeating-bacteria-in-hot-water-systems-with-a-heat-exchanger/

Published: August 31, 2026 17:00

The average hot water is a relatively simple appliance to understand. It uses gas or electricity to dump energy into water in the form of heat, keeping it at a …read more

USB-C Adapted for Legacy Sprinkler Systems

https://hackaday.com/2026/08/31/usb-c-adapted-for-legacy-sprinkler-systems/

Published: August 31, 2026 15:30

In the modern world USB has become a truly universal connector, with its inclusion on almost every major piece of consumer electronics. It has even expanded well beyond things that …read more

What’s Mu Metal?

https://hackaday.com/2026/08/31/whats-mu-metal/

Published: August 31, 2026 14:00

If you tear into old TVs or recording equipment, you may see shields made from some exotic-looking metal. Old timers will tell you it’s called mu metal, and its purpose …read more

Digital “Film” For Your Pi Camera

https://hackaday.com/2026/08/31/digital-film-for-your-pi-camera/

Published: August 31, 2026 11:00

The formula of a Raspberry Pi camera is such that it’s almost a self-assembly kit of parts. Over the years we’ve seen a lot of attempts to make one that’s …read more

A Flip Disc Display That Does It Slow And Steady

https://hackaday.com/2026/08/31/a-flip-disc-display-that-does-it-slow-and-steady/

Published: August 31, 2026 08:00

Flip disc displays can be quite a task to drive, what with having some sort of actuator mechanism for each and every dot in the display. [Zimm] has built an …read more

Making a Robot to Serve Some Mean Badminton Shuttlecocks

https://hackaday.com/2026/08/30/making-a-robot-to-serve-some-mean-badminton-shuttlecocks/

Published: August 31, 2026 05:00

Sometimes regarded as a less violent form of tennis, badminton is still a pretty challenging sport. One which suffers like so many sports from requiring at least two players since …read more

Get Your Monitor Transmitting VHF with a Browser Tool

https://hackaday.com/2026/08/30/get-your-monitor-transmitting-vhf-with-a-browser-tool/

Published: August 31, 2026 02:00

If you’re intending to transmit on the VHF band, you’re probably going to reach for a handheld or some kind of rackmount rig in your ham shack. But you needn’t …read more

Hackaday Links: August 30, 2026

https://hackaday.com/2026/08/30/hackaday-links-august-30-2026/

Published: August 30, 2026 23:00

The big news today is, of course, the successful launch and deployment of NASA’s Nancy Grace Roman Space Telescope earlier this morning. The space agency’s latest observatory lifted off at …read more

Dissecting a Lethal Universal Travel Adapter

https://hackaday.com/2026/08/30/dissecting-a-lethal-universal-travel-adapter/

Published: August 30, 2026 20:00

The world’s refusal to standardize on a single type of mains power outlet has led to a vibrant market of so-called travel adapters, all of which try to outdo each …read more

LLM Moats Quickly Evaporating

https://hackaday.com/2026/08/30/llm-moats-quickly-evaporating/

Published: August 30, 2026 17:00

In the business world, a moat is a quality of a business that makes it difficult for competitors to take that company’s profits. With how hard it is to train …read more

Low(er)-Cost Humanoid Robot Leverages DIY Actuators

https://hackaday.com/2026/08/30/lower-cost-humanoid-robot-leverages-diy-actuators/

Published: August 30, 2026 14:00

Humanoid robots, even scaled-down ones, tend to be expensive. The Berkeley Humanoid Lite offers a more accessible and economical option by centering the design around 3D printed actuators that make …read more

Giving the NES an Optical Data Storage Add-On

https://hackaday.com/2026/08/30/giving-the-nes-an-optical-data-storage-add-on/

Published: August 30, 2026 11:00

The introduction of optical media in the form of CDs meant a revolution in the world of gaming consoles, escaping the restrictions of a few dozen MB of storage and …read more

Woodstove Assistant Keeps the Heat on Safely

https://hackaday.com/2026/08/30/woodstove-assistant-keeps-the-heat-on-safely/

Published: August 30, 2026 08:00

Those who have never lived in a cold climate might romanticize winters around a fire, keeping warm under blankets while snow gently falls outside. While it certainly can be a …read more

Laser Your Way to Smoother FDM 3D Prints

https://hackaday.com/2026/08/29/laser-your-way-to-smoother-fdm-3d-prints/

Published: August 30, 2026 05:00

Now, not everyone minds the characteristic layer lines you get with Filament Deposition Modeling (FDM) 3D prints, but sometimes you need a smooth surface. If so we might go for …read more

Fat Tire Brakes Get Wireless Upgrade

https://hackaday.com/2026/08/29/fat-tire-brakes-get-wireless-upgrade/

Published: August 30, 2026 02:00

At first glance, wireless brakes seem like a recipe for disaster. For something as critical as braking, many bicyclists might prefer a physical connection to their method of safely controlling …read more

Compact PCB Vise Uses Up That Leftover Filament

https://hackaday.com/2026/08/29/compact-pcb-vise-uses-up-that-leftover-filament/

Published: August 29, 2026 23:00

Needing less than 70 grams of filament, [Chefkoch]’s 3D printed PCB vise solder station might be a good way to use up some filament spool leftovers and get yourself a …read more

Wikipedia on a Cheap Yellow Display

https://hackaday.com/2026/08/29/wikipedia-on-a-cheap-yellow-display/

Published: August 29, 2026 20:00

The Cheap Yellow Display (CYD) is a board carrying a slightly older ESP32 variant, a display with a resistive touchscreen, an SD card, and not much else. It’s often used …read more

Motorized Planer Height Adjustment Dials In

https://hackaday.com/2026/08/29/motorized-planer-height-adjustment-dials-in/

Published: August 29, 2026 17:00

Having access to a planer opens up a lot of options for woodworking. It enables a craftsman to work with much rougher lumber and the finished results generally have tighter …read more

Same As It Ever Was

https://hackaday.com/2026/08/29/same-as-it-ever-was/

Published: August 29, 2026 14:00

Whether you like it or not, the use of LLMs to write code is kind of a big deal at the moment. We’ve been asking ourselves what, if anything, this …read more

Wear Your Way Out Of AI Surveilance

https://hackaday.com/2026/08/29/wear-your-way-out-of-ai-surveilance/

Published: August 29, 2026 11:00

For decades now many of us have lived in surveillance societies where it’s difficult not to be within the view of a camera. When being noticed depended on the attention …read more

3D Printed Piano Action Faithful to the Original

https://hackaday.com/2026/08/29/3d-printed-piano-action-faithful-to-the-original/

Published: August 29, 2026 08:00

A piano’s internal mechanism for translating a key press into sound is surprisingly complicated. It has to do a lot of things simultaneously and quickly: provide precise control over velocity, …read more

Playing Snake with a Pneumatic Display

https://hackaday.com/2026/08/28/playing-snake-with-a-pneumatic-display/

Published: August 29, 2026 05:00

[soiboi soft]’s vacuum-driven dot matrix display is part suction gripper, part touchscreen, and altogether impressive. Its display capabilities are entirely shadow-based, with each pixel being made of a cavity behind …read more

This Library Needs to Be At Least… Three Times Bigger

https://hackaday.com/2026/08/28/this-library-needs-to-be-at-least-three-times-bigger/

Published: August 29, 2026 02:00

Many of us have noted a tremendous price increase in many computer components for some mysterious reason. Whatever this cause is will be debated among the various modern philosophers and …read more

Reviving an SD Card With Shorted Capacitors

https://hackaday.com/2026/08/28/reviving-an-sd-card-with-shorted-capacitors/

Published: August 28, 2026 23:00

A nice thing about SD cards is that even in their non-micro format they are conveniently small. This is however a bit of a problem when an SD card stops …read more

DOOM Played on Series of 555 Timers

https://hackaday.com/2026/08/28/doom-played-on-series-of-555-timers/

Published: August 28, 2026 20:00

It’s technically true that any piece of software can be reproduced in hardware, although modern software’s size and complexity generally makes this a non-starter. But if we go far enough …read more

Casting Engine Parts from 3D Prints

https://hackaday.com/2026/08/28/casting-engine-parts-from-3d-prints/

Published: August 28, 2026 18:30

After building a couple of internal combustion engines by milling billet aluminium stock and cringing at the absolute waste of material this created, [Camden Bowen] figured he’d give casting metal …read more

Hackaday Podcast Episode 384: OCR MOD Records, Magical PCBs, and the Gravity of Space Stations

https://hackaday.com/2026/08/28/hackaday-podcast-episode-384-ocr-mod-records-magical-pcbs-and-the-gravity-of-space-stations/

Published: August 28, 2026 16:00

What did Hackaday editors Elliot Williams and Al Williams read in Hackaday last week? Probably everything, but you can tune in and hear about their favorites on this week’s podcast. …read more

Building a Headless Game Boy Emulator

https://hackaday.com/2026/08/28/building-a-headless-game-boy-emulator/

Published: August 28, 2026 15:30

[Artificial-Age] has built a rather unique way to play old Game Boy games. It’s an emulator, but it doesn’t work in quite the way you might think! Since the Game …read more

This Week in Security: Android Malware, VOIP Hijack, Signal Contact Discovery, and TeamPCP Arrests

https://hackaday.com/2026/08/28/this-week-in-security-android-malware-voip-hijack-signal-contact-discovery-and-teampcp-arrests/

Published: August 28, 2026 14:00

On GitHub, [AyaanB] details buying a cheap Android TV streaming device, looking for, and finding, baked-in malware. Multiple warnings have been issued by the FBI and CISA regarding malware on …read more

RAM and eMMC Prices Are So High, Pine64 Has Stopped Linux Device Production

https://hackaday.com/2026/08/28/ram-and-emmc-prices-are-so-high-pine64-has-stopped-linux-device-production/

Published: August 28, 2026 11:00

We all know that the price of RAM and storage has shot up due to demand from the AI industry and other factors. In most cases that means we grumble …read more

Panoramic Photography with a Linear Scanner

https://hackaday.com/2026/08/28/panoramic-photography-with-a-linear-scanner/

Published: August 28, 2026 08:00

Although digital photography took a big bite of the film industry’s lunch, it wasn’t able to completely eliminate the need — or desire — for photographers to use film in …read more

Support Bath Enables an Epoxy Benchy

https://hackaday.com/2026/08/27/support-bath-enables-an-epoxy-benchy/

Published: August 28, 2026 05:00

There’s plenty of substances that can theoretically be extruded from a nozzle, but only a regrettably small subset of them can actually be used for 3D printing. One limiting factor …read more