[bananenbuurman] converted his studio apartment into a glorious four-minute LEGO train course equipped with lights, motorized effects, and creative displays.

The train car sports a 360-degree came...

The Internet is full of low-speed logic analyzer designs that use a CPU. There are also quite a few FPGA-based designs. Both have advantages and disadvantages. FPGAs are fast and can handle lots of…

A self-balancing robot is a great way to get introduced to control theory and robotics in general. The ability for a robot to sense its position and its current set of circumstances and then to make ...

[Tom Lange] said he was looking for a new hobby when he saw a marble made out of stone and wondered what goes into making one for himself. Fast forward three years and he set up shop at the Madison…

One common complaint we hear from most new KiCAD users relates to schematic and footprint libraries. The trick is to use just one schematic symbol and footprint library each with your project. This…

[Experimental Fun] shows us how you can create a cola power generator that runs on nothing more than cans of cola including the container and a little bit of sodium hydroxide to speed the reaction …

A few weekends ago, we kicked the Hackaday Prize into gear with World Create Day. This was a celebration of building stuff, and served as a get together for master builders to figure out what they're ...

As Internet security has evolved it has gotten easier to lock your systems down. Many products come out of the box pre-configured to include decent security practices, and most of the popular onlin…

[Ashwin K Whitchurch] and [Venkatesh Bhat] Have not missed a beat entering this year's Hackaday Prize with their possibly lifesaving gadget HeartyPatch. The project is a portable single wire ECG m...

You can’t deny the appeal of gardening. Whether it’s a productive patch of vegetables or a flower bed to delight the senses, the effort put into gardening is amply rewarded. Nobody seem…

We all know what the ultimate goal of 3D printing is: to be able to print parts for everything, including our own bodies. To achieve that potential, we need better ways to print soft materials, and th...

Touch screens are great, but big touchscreens are expensive and irregular touchscreens are not easy to make at all. Electrik is a method developed by several researchers at Carnegie Mellon Universi…

Cornell students [Erissa Irani], [Albert Xu], and [Sophia Yan] built a FPGA wave equation music synth as the final project for [Bruce Land]’s ECE 5760 class. The team used the Kaplus-Strong string …

[Reuters] reports that BlackBerry is working with at least two car manufacturers to develop a remote malware scanner for vehicles, On finding something wrong the program would then tell drivers to pu...

[Shahriar] recently posted a review of a 6.8 GHz network analyzer. You can see the full video — over fifty minutes worth — below the break. The device can act as a network analyzer, a s…

YouTube User [Vuaeco] has come up with a novel idea, combining power tool battery packs to double the capacity. Starting off with two slimline 2.0Ah compact battery packs, [Vuaeco] wanted a larger …

Nothing makes us feel more like we're on Star Trek then saying "Computer, turn on desk light," and watching the light turn on. Of course, normal people would have left the wake up word as "Alexa," but...

The current state of robotics, 3D printers, and CNC machines means any shade tree roboticist has the means to make anything move. Do you want a robotic arm? There are a dozen designs already available...

What will it take to make your house smarter than you? Judging from the price of smart appliances we see in the home centers these days, it’ll take buckets of cash. But what if you could make…

If you were a child of the '80s, there is a good chance that you had a Nintendo console in your youth, the classic 8-bit NES. And if you were one of those NES owners, it's therefore probably that the ...

Today, there are dozens of off-the-shelf solutions for a GPS tracking device. Most of them use GSM, some of them use satellites, and all of them are astonishingly inexpensive. If you want to track …