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DIY CNC Router Uses Chains The Right Way
There are a million and one ways to build your own CNC router, depending on your tastes, budget, and application, your design choices will differ accordingly. [Steve Tying] was well aware of this when...
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Brussels Looks Towards Banning Fossil Fuel Transportation As Soon As 2035
Many cities around the world routinely struggle with smog. Apart from being unsightly, heavy air pollution has serious negative health effects, both in the short term and with regards to long-term life...
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Fast Fresnel Hack Embiggens the Smallest of Heads
Aside from frightening small children, we have absolutely no idea why anyone would need a face-magnifying headpiece. But the video below gives us a chuckle every time we see it, and we figure a good...
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Texas Tesla Tower Titillates
One of the nice things about a road trip is you often get to see something that really surprises you. A recent trip through Texas may have resulted in my second most surprising sighting. There’s a...
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Open Source Kitchen Helps You Watch What You Eat
Every appliance business wants to be the one that invents the patented, license-able, and profitable standard that all the other companies have to use. Open Source Kitchen wants to beat them to it....
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Vintage Bike Gets Briggs And Stratton Power
eBay made the process of motorizing a bicycle popular, with cheap engines from China combined with a handful of parts to lace everything together. If your tastes are a little more vintage however,...
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Training Bats in the Random Forest with the Confusion Matrix
When exploring the realm of Machine Learning, it’s always nice to have some real and interesting data to work with. That’s where the bats come in – they’re fascinating animals that emit very particular...
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Gaze Deeply Into These Infinity Mirror Coasters
Infinity mirrors have been gaining in popularity recently, thanks in no small part to the availability of low-cost RGB LED strips to line them with. Generally such pieces are limited to wall art, or...
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Retrotechtacular: 934 MHz CB Radio
The radio spectrum is carefully regulated and divided up by Governments worldwide. Some of it is shared across jurisdictions under the terms of international treaties, while other allocations exist...
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Little Flash Charges In 40 Seconds Thanks to Super Capacitors
We’ve all committed the sin of making a little arduino robot and running it off AA batteries. Little Flash is better than that and runs off three 350 F capacitors. In fact, that’s the entire mission...
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Casting Gears At Home
Automatic doors and gates are great, except when they fail, which seems to be about every three days in our experience. [MAD WHEEL] had just such a failure, with a plastic gear being the culprit....
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Cardboard Computer Replica Is Cheap And Easy To Make
Replicating 1960s-era computer hardware can be a daunting task. Components can be hard to find, schematics thin on the ground, and software near-unobtainable. Of course, not every computer from the...
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Hackaday Podcast Ep 044: Superconference Special
Half of the Hackaday writing staff was at the Superconference this weekend, and our own Kerry Scharfglass took the opportunity to interview everyone. Meanwhile, Elliot wandered around the soldering...
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East Coast RepRap Festival Comes Alive In Second Year
By pretty much any metric you care to use, the inaugural East Coast RepRap Festival (ERRF) in 2018 was an incredible success. There was plenty to see, the venue was accommodating, and the ticket prices...
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Thea Flowers – Creating a Sega-Inspired Hardware Synthesizer from the Ground Up
For those who grew up with video games, the legendary sounds of consoles past are an instant nostalgia hit. [Thea Flowers] first got her hands on a gamepad playing Sonic the Hedgehog, so the sounds of...
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Feel The Virtual Road With Force Feedback
When you’re driving your virtual supercar around the Italian countryside the last thing you want is an inauthentic steering wheel feel, that’s where Open FFBoard comes in. Racing game enthusiasts will...
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IREnE Goes Around
Timelapse rigs are awesome because you can spice up your videos with more interesting panning and tilting timelapse shots. So, why not build yourself one? That’s what [td0g] decided to do, and the...
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How To 3D Print Your Identical Twin
It’s possible to have an enjoyable weekend touring a city with a stolen cardboard cutout from some advertising display or other. However, it’s 2019, and 3D printing means you can go so much further....
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There’s Life In That Beard Trimmer Yet!
You just can’t get a decent beard trimmer these days! At least that’s what [Peter Franck] found when his trusty Panasonic finally expired after a couple of decades and a few replacement batteries. The...
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New Part Day: The Bizen Transistor
If we had a dollar for every exciting new device that’s promised to change everything but we never hear of beyond the initial hoopla, we’d own our own private islands in the sun from the beaches of...
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