Technology

Battery Tester Outperforms Cheaper Options

Batteries are notoriously difficult pieces of technology to deal with reliably. ...

Following Artemis II’s Journey Around the Moon

NASA is going back to the Moon! We’ll follow the crew of Artemis II every step o...

OldVersion is Back, and Better than Ever

You know what they say — you can’t keep a good website down. OldVersion.com, the...

Watch an Electro-Permanent Magnet In Action

Electro-permanent magnets (EPMs) are pretty nifty concepts, and if you aren’t fa...

Every 3D Printable Film Camera, In One Place

For those of us who hack old cameras, the 3D printer has undoubtedly been a boon...

Solar Balconies Take Europe By Storm

Solar power has been around for a long time now. Once upon a time, it was mostly...

Reverse-Engineering The Holy Stone H120D Drone

There are plenty of drones (and other gadgets) you can buy online that use propr...

Improving FDM Filament Drying With a Spot of Vacuum

Keeping your filament safely away from moisture exposure is one of the most cruc...

An Oscilloscope The Way They Used To Be

It’s likely that Hackaday has a readership with the highest percentage of oscill...

How Small Can A Linux Executable Be?

With ever increasing sizes of various programs (video games being notorious for ...

LED Matrix Clock Proudly Shows Its Inner Wiring

Some projects take great care to tuck away wire hookups, but not [Roberto Alsina...

A Nebula Straight from the Stars to Your Table

Space may truly be the final frontier, but maybe that frontier can be closer tha...

Medieval Alhambra’s Pulser Pump and Other Aquatic Marvels

Recently the Practical Engineering YouTube channel featured a functional recreat...

Recreating One of the First Hackintoshes

Apple’s Intel era was a boon for many, especially for software developers who we...

Retro Open Source Camera Straight from the ’90s

In our modern society, we have started to take the humble camera for granted. Pe...

This Front Panel Makes Its Own Clean-Edged Drill Guides

We haven’t seen an instrument panel quite like [bluesyann]’s, which was made by ...

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