Redeem Your Irresponsible 90s Self
If you were a youth in the 90s, odds are good that you were a part of the virtual pet fad and had your very own beeping Tamagotchi to take care of, much to the chagrin of your parents. Without the...
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Twenty Five Years Since The End Of Commodore
This week marks the twenty-five year anniversary of the demise of Commodore International. This weekend, pour one out for our lost homies. Commodore began life as a corporate entity in 1954 headed by...
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Who Says Solder Paste Stencils Have To Be CNC Cut?
Imagine having a surface mount kit that you’d like to stencil with solder paste and reflow solder, but which doesn’t come with a solder stencil. That was what faced [Honghong Lu], and she rose to the...
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PET 2001 Emulator on $2 of Hardware
Since the late 60s, Moore’s law has predicted with precision that the number of semiconductors that will fit on a chip about doubles every two years. While this means more and more powerful computers,...
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Hamster Goes on Virtual Journey
Hamsters are great pets, especially for those with limited space or other resources. They are fun playful animals that are fairly easy to keep, and are entertaining to boot. [Kim]’s hamster, [Mr....
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“Paper” Bottles For Your Fizzy Drinks (And Bottle Rockets)
A story that passed almost unnoticed was that the Coca-Cola company plan to run a limited trial of paper bottles. Wait, paper for a pressurized beverage? The current incarnation still uses a plastic...
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Deceptively Simple Process Turns Bottles into Filament
If you know that most soda bottles are made from PET plastic, you’ve probably thought about how you could make filament from them and have an endless supply of cheap printing material. [Mr3DPrint] says...
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Recycling Soda Bottles Into Filament To Print Smaller Soda Bottles
Thermoplastics are great, because you can melt them down and reform them into whatever you like. This is ably demonstrated by [The Q] by recycling old soda bottles into usable 3D printer filament....
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Build Your Own Cat – Some Assembly Required
Robotic pets are sci-fi material, and [Kevin McAleer] from [Kev’s Robots] is moving us all ever so closer towards a brighter, happier, more robotic future. One of his latest robot builds, PicoCat, is a...
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Recycling Plastic Into Filament
Plastic is a remarkable material in many ways. Cheap, durable, and versatile, it is responsible for a large percentage of the modern world we live in. As we all know, though, it’s not without its...
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Point Out Pup’s Packages with This Poop-Shooting Laser
When you’re lucky enough to have a dog in your life, you tend to overlook some of the more one-sided aspects of the relationship. While you are severely restrained with regard to where you eliminate...
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PET Bottles Diligently Turned Into Filament
While the price of 3D printers has come down quite a lot in the past few years, filament continues to be rather pricey especially for those doing a lot of printing. This has led to some people looking...
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Monitoring a Cat’s Litter Box Usage With AI
[Estefannie] is a proud cat owner, but one of her cats has a bad habit of eating plastic. That means she needs to keep an eye on that cat’s bowel movements, but with two cats in the house, it’s...
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PETamentor2 Is Latest To Turn Bottles Into Filament
[Ondřej Šraitr] has several videos, including the one you can watch below, about his PETamentor2 — a machine for turning PET bottles into printable filament. You can grab the files on Thingiverse, and...
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ERRF 22: Recreator 3D Turns Trash into Filament
In Back to the Future, Doc Brown returns to 1985 with a version of his DeLorean time machine that has been modified with technology from the future. After telling Marty they need to go on yet another...
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Researchers Find “Inert” Components in Batteries Lead to Cell Self-Discharge
When it comes to portable power, lithium-ion batteries are where it’s at. Unsurprisingly, there’s a lot of work being done to better understand how to maximize battery life and usable capacity. Red...
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Fuel Cell Turns PET and Carbon Dioxide into Useful Chemicals
The University of Cambridge has a novel fuel cell design that can grab CO2 from the atmosphere or industrial processes and, combined with waste PET plastic, provides syngas and glycolic acid, a product...
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Building a MiniPET is Better with Friends
[Taylor and Amy] love taking on retro computer projects. This week they’re building a MiniPET from Tynemouth and The Future is 8 Bit. It’s a pretty awesome kit which sadly isn’t available anymore....
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Inside the PET Keyboard
These days, you have a certain expectation for computer keys on a keyboard. Of course, there are variations and proponents of different mechanisms and noise levels. However, back in the late part of...
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Open Source Tracker Keeps an Eye on Furry Friends
Most of the time, you’ll know where your cats are — asleep on the bed about 23.5 hours a day and eating or pooping the rest of the time. But some cats are more active than others, so there’s commercial...
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