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LEGO My Colorful Custom Clock
[Sofia] spent a lot of time looking around for the perfect LEGO clock. Eventually, she realized that the perfect LEGO clock is, of course, the one you build yourself. So if you find yourself staring...
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The Drone That Can Play Dodgeball
Drones (and by that we mean actual, self-flying quadcopters) have come a long way. Newer ones have cameras capable of detecting fast moving objects, but aren’t yet capable of getting out of the way of...
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Ingenious Hacks That Brought The Original Prince Of Persia To Life
For many 8-bit computing veterans, the original Prince of Persia game was our first exposure to fluid life-like animation on screen. This groundbreaking technical achievement earned the game’s place...
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Inverse Kinematics Robot Arm Magna-Doodles The Time For You
Following a surge of creativity fueled by the current lockdown, [Diglo] writes in with his tabletop clock driven by a robotic arm drawing on a Magna Doodle tablet. And if you have one of those still...
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LIDAR System Isn’t Just A Rangefinder Anymore
For any project there’s typically a trade-off between quality and cost,as higher quality parts, more features, or any number of aspects of a project can drive its price up. It seems as though...
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Equipping A Workshop Using Plywood And Handheld Power Tools
Properly equipping a home workshop for the DIY discipline of your choice can often end up costing more than we would like to admit, and is a never ending process. [JSK-Koubou] is doing exactly that,...
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Quantum Sensor Receives from 0 Hz to 1000 GHz
Although it isn’t that uncommon to have broadband radio coverage in a single device, going from 0 Hz to 1000 GHz with one antenna and receiver is a bit much. But not for the US Army it seems, because...
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Another PC Power Supply Project
Economy of scale is a wonderful thing, take the switch-mode power supply as an example. Before the rise of the PC, a decent multi-voltage, high current power supply would be pretty expensive. But PCs...
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Hack The Quarantine, Not Just The Medical Equipment
As the COVID-19 pandemic invades in some way every corner of life, we’ve seen significant effort from the hardware community in considering the problem of inadequate supplies of medical equipment. The...
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Cesium Clock Teardown, or Quantum Physics Playground
Half the fun of getting vintage test equipment is getting to open it up. Maybe that’s even more than half of the fun. [CuriousMarc] got an HP 5061A Cesium clock, a somewhat famous instrument as the...
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Silicone and AI Power This Prayerful Robotic Intercessor
Even in a world that is as currently far off the rails as this one is, we’re going to go out on a limb and say that this machine learning, servo-powered prayer bot is going to be the strangest thing...
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Table Held Up by Strings Teaches Physics
If you’ve never heard of a tensegrity structure, you should stop now and watch the video below. In it, [The Action Lab] shows a 3D printed table that is held up only with strings. We didn’t say...
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Automating Hand Sanitizer — If You Can Find Any
We once saw a Romeo and Juliet production where the two families were modern-day mob families with 3-piece suits and pistols. If they made King Richard III set in this week, the famous line might be:...
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Two Perspectives on James Clerk Maxwell and His Equations
We are unabashed fans of [The History Guy’s] YouTube channel, although his history videos aren’t always about technology, and even when they are, they don’t always dig into the depths that we’d like...
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Put Down New Roots From Home With A Free-Form Tree Of Life
Mandalas are meditative objects that mean many things to myriad religions. Psychologist Carl Jung equated them with the concept of the Self as a whole, and put forth the notion that an urge to create...
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Introducing The Hackaday Calendar Of Virtual Events
For many of us, the social distancing procedures being used to help control the spread of COVID-19 have been a challenge. We can’t go to our hackerspaces, major events have been postponed or canceled...
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What’s In A Name For A Tool Battery Pack?
Power tools have come a long way. It used to be you needed extension cords or a generator for your tools, but now you can get just about anything with a nice rechargeable battery pack. As it turns...
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Launch Console Delivers Enjoyment To Software Deployment
Sometimes it feels as though all the good physical interactions with machines have disappeared. Given our current germ warfare situation, that is probably a good thing. But if fewer than ten people...
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Measuring UV-C For About $5
Looking to sterilize something? Give it a good blast of the old UV-C. Ultraviolet radiation in the shortest wavelength band breaks down DNA and RNA, so it’s a great way to kill off any nasties that are...
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Can Solder Paste Stencils be 3D Printed? They can!
3D printed solder paste stencil, closeup. [Jan Mrázek]’s success with 3D printing a solder paste stencil is awfully interesting, though he makes it clear that it is only a proof of concept. There are...
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