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Companion Bots Definitely Are the Droids You’re Looking For
Companion robots are a breed that, heretofore, we’ve primarily seen in cinema. Free from the limits of real-world technology, they manage to be charismatic, cute, and capable in ways that endear them...
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Water Switch Lamp Illuminates Current Flow
They always told you not to mix water and electricity. And while yes, that is good general advice regarding the two, you won’t rip a hole in the fabric of space-time should you go about it...
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Fixing the Flicker Afflicting a Night Light
It’s hard to part with some things, even if they’re broken and were worth next to nothing to begin with. But some things are just special, y’know? And we would say in this case, the thing was...
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A 60 GHz Phased Array
Our friend [Hunter Scott] gave a talk at a past Supercon about created phased array antennas. He mentioned he was looking for collaborators to create an antenna with the SiBeam SB9210 chip. This is a...
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What Everyone Else Did With Eight Bits, The Germans Did With Only One
In the 1980s there was an impetus for the first time for young people to be equipped with computer literacy. A variety of different educational programmes were launched, typically involving a...
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CNC Hot-Wire Cutter Gives Form to Foam
Rapid prototyping tools are sometimes the difference between a project getting off the ground and one that stays strictly on paper. A lightweight, easy-to-form material is often all that’s needed to...
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Tricking The Brain Into Seeing Boosted Contrast in Stereo Imagery
Last year a team of researchers published a paper detailing a method of boosting visual contrast and image quality in stereoscopic displays. The method is called Dichoptic Contrast Enhancement (DiCE)...
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The Quest To Find A Second Life For Electric Vehicle Batteries
Rechargeable lithium chemistry battery cells found their mass market foothold in the field of personal electronics. The technology has since matured enough to be scaled up (in both physical size and...
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Art Imitates DNA
It has recently been possible to pay a service a little bit of money and learn more about your own DNA. You might find out you really aren’t Italian after all or that you are more or less susceptible...
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Microcontroller Studies the Blade
Kendo, a Japanese martial art, is practiced with a special sword. It’s not a particularly sharp sword, though, since the “blade” is essentially a length of bamboo. For this reason, Kendo practitioners...
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Pavlok Gets a Literally Shocking Teardown
Apparently, there is a wrist-mounted device that delivers electric shocks to the wearer when it receives the appropriate command over Bluetooth. No, it’s not part of some kind of house arrest program....
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A Tiny USB Hub For All Your Hardware Modding Needs
Going all the way hack to the heady days of Eee PC modding, hardware hackers have been on the hunt for small USB hubs that can easily be liberated from their enclosures and integrated into whatever...
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Hackaday Links: February 2, 2020
Is it just me or did January seem to last for about three months this year? A lot has happened since the turn of the decade 31 days ago, both in the normie world and in our space. But one of the...
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Lego Space Station Designed by Fan
It is no secret that most people like to play with Lego, but some people really like it to an extreme degree. Lego’s Idea platform lets people submit designs for review and also lets users vote on...
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Linux Fu: The Linux Shuffle
Computers are known to be precise and — usually — repeatable. That’s why it is so hard to get something that seems random out of them. Yet random things are great for games, encryption, and...
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The Cult of Really Low-Power Circuits: Scrounging, Sipping, and Seeing Power
If you’ve ever tried to make a really low-power circuit — especially one that runs on harvested power — you have probably fallen into at least a few of the many traps that await the unwary in this...
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Lathe and 3D Printer Help Repair Buried Buttons
Usually corroded buttons on a piece of electronic equipment wouldn’t be that big a deal to repair, but as [Haris Andrianakis] recently found out, things can get a little tricky when they are sealed...
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Unlocking Hidden Potential in IvyBridge ThinkPads
Upgrading the BIOS in older computers is a great way to get a few more years of life out of old hardware or improve its performance. ThinkPads are a popular choice around these parts, but often...
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How Many Smartphones Does It Take To Make A Traffic Jam?
Online mapping services pack in a lot of functionality that their paper-based forebearers could simply never imagine. Adding in metadata for local landmarks, businesses and respective reviews, and even...
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Florence Nightingale: The Lady with the Data
When you think of Florence Nightingale, you probably imagine a nurse with a lamp, comforting soldiers. Indeed, Florence is considered the mother of modern nursing. But she also made serious...
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