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If You Need a Measurement Tool Just Build A Measurement Tool
[Darlan Johnson] was working on a wearable project and needed a way to measure the change in voltage and current over time. Most measurement tools are designed to take snapshots of a system’s state...
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Mimic Artfully Employs LEDs In Fashion
Any science fiction piece set in the near-future involves clothes that light up or otherwise have some form of electronics inside. This hasn’t happened in mainstream fashion just yet, but [Amped...
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Object Tracking Camera Slider Gets The Nice Shots
In this day and age, where all leisure activities must be duly captured and monetized online, camera sliders are hot items. Many start with a simple manual build, before graduating to something...
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Cheating At Bowling, The Hacker Way
Anyone who has ever gone to a bowling alley will know the preferred (but ineffective) technique to telepathically control a bowling ball. [Mark Rober] and [James Bruton] decided to change that and...
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Keeping Time with Blinkenlights
If we’ve learned anything over the years, it’s that hackers like weird clocks, and they love packing as many multicolored LEDs into a device as is humanly possible. Combine both of those concepts into...
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InstaBeat Started Out Of Spite
[Tom] teaches electronics with this small programmable MP3 player, but it didn’t get its start as a teaching tool. As all parents are sometimes required to do, [Tom] was acting as chauffeur for his...
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Tales from the Sysadmin: Dumped into the Grub Command Line
Today I have a tale of mystery, of horror, and of hope. The allure of a newer kernel and packages was too much to resist, so I found myself upgrading to Fedora 30. All the packages had downloaded, all...
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Patrol the Sprawl with this Battle Ready Cyberdeck
The recent crop of cyberdeck builds are inspired, at least tangentially, by William Gibson’s novel Neuromancer and its subsequent sequels. In the novels, the decks are used as mobile terminals to...
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New Silicon Carbide Semiconductors Bring EV Efficiency Gains
After spending much of the 20th century languishing in development hell, electric cars have finally hit the roads in a big way. Automakers are working feverishly to improve range and recharge times to...
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Mike Harrison Knows Everything About LEDs
Driving an LED and making it flash is probably the first project that most people will have attempted when learning about microprocessor control of hardware. The Arduino and similar boards have an LED...
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Robotic Skin Sees When (and How) You’re Touching It
Cameras are getting less and less conspicuous. Now they’re hiding under the skin of robots. A team of researchers from ETH Zurich in Switzerland have recently created a multi-camera optical tactile...
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The Strain of Flu Shot Logistics
Did you get a flu shot this year? How about last year? In a world of next-day delivery and instant downloads, making the yearly pilgrimage to the doctor or the minute clinic feels like an outdated...
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A Super Easy Laser Engraver
CNC comes in all shapes and sizes, from huge industrial lathes to homebuilt wire benders. [MJKZZ] has built their own compact rig, using optical drive parts to create a cute but effective laser...
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The Young Engineers Guide To University Capstone Projects
Engineering degrees are as wide and varied as the potential careers on offer out in the real world. There’s plenty of maths to learn, and a cavalcade of tough topics, from thermodynamics to fluid...
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Agora, A Hackable E-Paper Clock
[Daniel Zilinec] appreciates the aesthetics of e-paper and thought it would make a great clock. The natural appearance of e-paper certainly appeals to a lot of hackers. We’ve seen everything from...
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Progressive or Thrash? How Metal Detectors Discriminate
Metal detecting is a fun pastime, even when all you can find is a little bit of peace and a whole lot of pop tabs. [Huygens Optics] has a VLF-based metal detector that offers much more feedback than...
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The Golden Age of Ever-Changing Computer Architecture
Given the accuracy of Moore’s Law to the development of integrated circuits over the years, one would think that our present day period is no different from the past decades in terms of computer...
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Steel Tubes and Ground Plates Form the Skeleton of This DIY Vertical CNC Mill
If you’re going to do it yourself, you might as well outdo yourself. That seems to be the thinking behind this scratch-built CNC mill, and it’s only just getting started. According to [Kris...
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Retrotechtacular: The Art of the Foundry
Mention the term “heavy industry” and the first thing to come to mind might well be the metal foundry. With immense machines and cauldrons of molten metal being shuttled about by crane and rail, the...
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Supercon Talk: Sophy Wong is Designing the Future of Wearable Technology
For many of us, the term “wearable technology” conjures up mental images of the Borg from Star Trek: harsh mechanical shapes and exposed wiring grafted haphazardly onto a human form that’s left with a...
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