Back To Basics: Hacking On Key Matrixes

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that …read more

LED Printers: The Quiet Achievers You May Not Have Heard Of

Many different types of printers have entered the market over the years. Most of us are intimately familiar with the common inkjet and laser, both of which can be found …read more

Accidental Climate Engineering With Disintegrating Satellites

For many decades humankind has entertained the notion that we can maybe tweak the Earth’s atmosphere or biosphere in such a way that we can for example undo the harms …read more

Hackaday Links: March 1, 2026

We’ll start this week off with a bit of controversy from Linux Land. Anyone who’s ever used the sudo command knows that you don’t see any kind of visual feedback …read more

The Joys Of 3D Printing

Al and I were talking on the podcast today about a sweet 3D printed wide-format camera build, and we got to musing on why we 3D-print. For Al, it’s an …read more

See all blog entries

Open Source Radar Has Up To 20 KM Range

4 Comments
By Lewin Day | March 12, 2026

Phased-array radars are great for all sorts of things, whether you’re doing advanced radio research or piloting a fifth-generation combat aircraft. They’re also typically very expensive. [Nawfal] hopes to make …read more
A Radio Power Amplifier For Not A Lot

2 Comments
By Jenny List | March 11, 2026

When building a radio transmitter, unless it’s a very small one indeed, there’s a need for an amplifier before the antenna. This is usually referred to as the power amplifier, …read more
Hands On With Creality’s New M1 Filament Maker

7 Comments
By Tyler August | March 11, 2026

Ever since 3D printing has become a popular tool, the question of waste has been looming in the background. The sad reality of rapid prototyping is that you’re going to …read more
Printing An Underwater Diving Helmet With Floating Air Supply

8 Comments
By Maya Posch | March 11, 2026

Old-school diving helmets are deceivingly simple, even if they are – as [Hyperspace Pirate] puts it in a recent video – essentially the equivalent of an upside-down bucket with an …read more
3D Printing A Harmonic Pin-Ring Gearing Drive

4 Comments
By Maya Posch | March 11, 2026

Cycloidal drives are a type of speed reducer that are significantly more compact than gearboxes, but they still come with a fair number of components. In comparison, the harmonic pin-ring …read more
Are We Finally At The Point Where Phones Can Replace Computers?

60 Comments
By Tyler August | March 11, 2026

There was an ideal of convergence, a long time ago, when one device would be all you need, digitally speaking. [ETA Prime] on YouTube seems to think we’ve reached that …read more
A Rotary Dial The 3D Printed Way

2 Comments
By Jenny List | March 11, 2026

There’s a meme which may have a basis in truth, of a teenager left clueless when presented with a rotary telephone. The dial, in reality a mechanical pulse chain generator, …read more

← Older posts

Hackaday

Back To Basics: Hacking On Key Matrixes

LED Printers: The Quiet Achievers You May Not Have Heard Of

Accidental Climate Engineering With Disintegrating Satellites

Hackaday Links: March 1, 2026

The Joys Of 3D Printing

Search

Never miss a hack

If you missed it

German Fireball’s 15 Minutes Of Fame

The “Tin Blimp” Was A Neither Tin Nor A Blimp: The Detroit ZMC-2 Story

Secure Communication, Buried In A News App

New Artemis Plan Returns To Apollo Playbook

Back To Basics: Hacking On Key Matrixes

Our Columns

Blood Tests Could Provide Early Warning Of Alzheimers Disease

Ask Hackaday: What Will An LLM Be Good For In The Plateau Of Productivity?

Hackaday Links: March 8, 2026

Choice, Control, And Interruption

Hackaday Podcast Episode 360: Cool Rubber Bands, Science-y Stuff, And The Whys Of Office Supplies

Back To Basics: Hacking On Key Matrixes

LED Printers: The Quiet Achievers You May Not Have Heard Of

Accidental Climate Engineering With Disintegrating Satellites

Hackaday Links: March 1, 2026

The Joys Of 3D Printing

Search

Never miss a hack

Subscribe

If you missed it

Our Columns