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Metal Plating Plastic or Metal Parts

3 months 2 weeks ago

Like most of us, [Clem] wants to 3D print in metal. Metal 3D printers do exist, but they are generally way out of reach for most of us garage hackers. As an alternative, [Clem] uses a homebrew electroplating system to get prints with a metallic coating.

The setup is quite …read more

Al Williams

Simple Christmas Tree Christmas Tree Ornament

3 months 2 weeks ago

When the only tool you have is a hammer, every problem looks like a nail. An LED ornament for the Christmas tree can be built in any manner of simple, easy implementations. You certainly don’t need an ARM Cortex M4 CPU running at 120MHz having a mouthful of three letter …read more

Anool Mahidharia

DIY Injection Molding Press

3 months 3 weeks ago

While 3D printing has now become easily accessible and cheap, there are still several use cases where you need the advantages offered by injection molding, even for small batch runs. Professional small-batch injection molding can be pretty expensive, and buying a manual machine can cost quite a bit. Of course, …read more

Anool Mahidharia

The Internet Of Christmas Tree Watering

3 months 3 weeks ago

There’s nothing quite like a real Christmas tree, but as anyone who’s had one will know there’s also nothing like the quantity of needles that a real tree can shed when it runs short of water. It’s a problem [RK] has tackled, with a Christmas tree water level monitor that …read more

Jenny List

Domino Layer Lets You Focus On Toppling

3 months 3 weeks ago

Knocking dominoes down is a fun pastime for a rainy afternoon, but setting them all up can be a drag. Thankfully, [Lewis] of [DIY Machines] has built a helpful machine to do the job for you, letting you focus on the fun part instead!

The machine is run by an …read more

Lewin Day

Number Bases Stretch the Mind

3 months 3 weeks ago

Some of us might solve crossword puzzles or Sudoko games to exercise our minds, but [Nathan Nichols] plays with exotic number systems to keep the brain cells in shape. He wrote the Hanoi C99 library while in high school, implementing several of his favorites.

We have all been using decimal …read more

Chris Lott

Transforming Drone Can Be A Square Or A Dragon

3 months 3 weeks ago

When flying drones in and around structures, the size of the drone is generally limited by the openings you want to fit through. Researchers at the University of Tokyo got around this problem by using an articulating structure for the drone frame, allowing the drone to transform from a large …read more

Danie Conradie

DIY 8-Bit Computer Knows All the Tricks

3 months 3 weeks ago

Some projects are a rite of passage within their respected fields. For computer science, building one’s own computer from scratch is certainly among those projects. Of course, we’re not talking about buying components online and snapping together a modern x86 machine. We mean building something closer to a fully-programmable 8-bit …read more

Bryan Cockfield

Robotic Melodica Student Is Enthusiastic But Terrible

3 months 3 weeks ago

Anyone who has through the process of learning to play a musical instrument for the first time, or listening to someone attempting to do so will know that it can be a rather painful and frustrating experience. [Alessandro Perini] apparently couldn’t get enough of the sound of a first-time musician, …read more

Danie Conradie

Ambience Lamp Ripples Like Water

3 months 3 weeks ago

After the year humanity has endured, we could all use a little more relaxation in our lives. This atmosphere lamp is just the thing to set a relaxing ambience for work, studying, or hanging out. Just touch the surface and the light ripples to life, resembling the concentric circles that …read more

Kristina Panos

Cupcake Machine Makes Tasty, If Weird, Creations

3 months 3 weeks ago

Baking cupcakes is a fun pastime, and one which we imagine many people took up in this year of quarantine and lockdown. However, anything a human can do, a machine can certainly make an attempt at, as [Skyentific] shows with this roboticized cupcake machine.

The build will be familiar to …read more

Lewin Day
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38 minutes 26 seconds ago
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