3D Printed Doggie Braces

[Tye’s] dog Lucifur unfortunately has degenerative arthritis causing her a lot of pain in her feet. The vet suggested orthotic carpal braces to help alleviate the pain, but they come at a price tag of at least $1600. Given her current budgetary limitations, [Tye] decided to try the DIY route. …read more

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DIY Stress Meter

Stress monitoring has always been a tricky business. As it turns out, there is a somewhat reliable way of monitoring stress by measuring how much cortisol, the so-called “stress hormone,” the human body produces. With that in mind, bioengineering researchers at the University of Texas at Dallas decided to make …read more

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Bringing Back the Fidget Toy Craze with the Magic Microcontroller Cube

[Rickysisodia] had a few dead ATmega128 chips laying around that he didn’t want to just throw away, so he decided to turn them into his own light-up fidget toy. The toy is in the form of a six-sided die so small that you can hang it on a keychain. He …read more

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Quickly Mute and Unmute Yourself Using the Physical Mute Button

With many conferences moving to fully virtual this year, video conferencing will continue to be a mainstay in our lives for the foreseeable future. [Elliot] wanted to spice up his video conferencing experience just a bit and make his experience a bit more ergonomic. We’ve all had the problem of …read more

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Maybe One Of The Most Adorable Obstacle Avoiding Robots You’ve Seen

We’re all pretty well-acquainted with the obstacle avoiding robot. These little inventions use a proximity sensor to detect an object in front of the robot, then circumvent the object accordingly. Brown Dog Gadgets’ little robot really caught our eye, mostly because it’s kind of cute.

This little robot combines a …read more

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Detect COVID-19 Symptoms Using Wearable Device and AI

A new study from West Virginia University (WVU) Rockefeller Neuroscience Institute (RNI) uses a wearable device and artificial intelligence (AI) to predict COVID-19 up to 3 days before symptoms occur. The study has been an impressive undertaking involving over 1000 health care workers and frontline workers in hospitals across New …read more

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Hack Together Your Own Bat Signal

Bats use echolocation to see objects in front of them. They emit an ultrasonic pulse around 20 kHz (and up to 100 kHz) and then sense the pulses as they reflect off an object and back to the bat. It’s the same type of mechanism used by ultrasonic proximity sensors …read more

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A Wearable that Jives to the Beat of Your Heart

We’re always searching for the coolest biohacking projects all over the web, so imagine our excitement when we ran across [marcvila333’s] wearable biometric monitor on Instructables. This was a combined effort between [Marc Vila], [Guillermo Stauffacher], and [Pau Carcellé] as they were wrapping up the semester at their university. Their …read more

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Your Own Electronic Drum Kit

[Jake_Of_All_Trades] wanted to take up a new drumming hobby, but he didn’t want to punish his neighbors in the process. He started considering an electric drum kit which would allow him to practice silently but still get some semblance of the real drumming experience.

Unfortunately, electric drum kits are pretty …read more

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DIY Baby MIT Cheetah Robot

3D printers have become a staple in most makerspaces these days, enabling hackers to rapidly produce simple mechanical prototypes without the need for a dedicated machine shop. We’ve seen many creative 3D designs here on Hackaday and [jegatheesan.soundarapandian’s] Baby MIT Cheetah Robot is no exception. You’ve undoubtedly seen MIT’s cheetah …read more

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