This RGB Tree Has its Roots in a PCB

[Paczkaexpress]’s RGB tree is a mix of clever building techniques and artistic form that come together into quite a beautiful sculpture.

The branches of his tree are made from strands of enameled copper wire capped with an RGB LED and terminated in a female header. The separate wires are all …read more

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FieldKit is the Grand Prize winner of the 2019 Hackaday Prize

FieldKit, an open-source, modular sensor system for conducting research in harsh environments has just been named the Grand Prize winner of the 2019 Hackaday Prize. The award for claiming the top place and title of “Best Product” in this nine-month global engineering initiative is $125,000. Five other top winners and …read more

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The Ultimate Hacker’s Compact 4WD!

If you’ve spent any time at one of the larger European hacker camps over the last few years you’ll have seen the invasion of little electric vehicles sporting hoverboard motors as an all-in-one propulsion system. German hackers, in particular, have incorporated them into the iconic Bobby Car children’s toy, and …read more

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Finally Your Air Drumming Has an Outlet

Two engineering students are hard at work on this air drum which they hope will help disabled people and people in nursing homes. Though, we think it just looks fun!

Each board is its own module consisting of the electronics and 3D printed cases. The modules each contain an arduino …read more

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Detecting Water Before it’s Too Late

[mcu_nerd] is like any engineer, which is why his problem of an occasionally leaky water heater sure looks like a research project with no end in sight. Sure there’s probably a commercial product out there that can be had for half the cost and a few clicks of the mouse, …read more

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An Open Source Toolbox for Studying the Earth

Fully understanding the planet’s complex ecosystem takes data, and lots of it. Unfortunately, the ability to collect detailed environmental data on a large scale with any sort of accuracy has traditionally been something that only the government or well-funded institutions have been capable of. Building and deploying the sensors necessary …read more

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The Ifs Make Learning to Code Child’s Play

Anyone who has done the slightest bit of programming knows about the “Hello, World!” program. It’s the archetypal program that one enters to get a feel for a new language or a new architecture; if you can get a machine to print “Hello, World!” back to you, the rest is …read more

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Watch a 3D Printer Get Designed From The Ground Up

Too often when you see a build video, you only get to see the final product. Even if there’s footage of the build itself, it’s usually only the highlights as a major component is completed. But thankfully that’s not the case with the “V-Baby” CoreXY 3D printer that [Roy Berntsen] …read more

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Use Your Earbud’s Media Controls on Your Laptop With This Useful Dongle

[David] sends in his very nicely designed “Thumpware Media Controller” that lets your mobile phone headphones control the media playback on your PC.

We realize that some PCs have support for the extra pins on cellphone earbuds, but at least some of us have experienced the frustration (however small) of …read more

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