Collaborate Disseminate
Typically, when we want to build something with a DC motor, we might grab a bunch of AAs, or a single lithium cell at the very least. Electric toothbrushes often …read more Continue reading Toothbrush Speed Controller Secrets Revealed
Every hacker is familiar with those teeny little tactile buttons that are so enjoyable to click over and over again. [ROBO HUB] has built a giant version as a tribute, …read more Continue reading Big Tactile Button Is Silly But Cool
In the constant pursuit of innovation, it’s easy to overlook the wisdom of the past. The scientific method and modern research techniques have brought us much innovation, which can often …read more Continue reading Revisiting Folk Wisdom for Modern Chronic Wound Care
Multirotor drones have become a regular part of daily life, serving as everything from camera platforms to inspection tools and weapons of war. The vast majority run on lithium rechargeable …read more Continue reading Drone Flies For Five Hours With Hydrogen Fuel Cell
Golf balls are wonderfully tactile things. They have a semi-grippy covering, and they’re a beautiful size and weight that sits nicely in the hand. Sadly, most of them just get …read more Continue reading Machining a Golf Ball To Make a Lovely Tactile Volume Knob
Sodastream machines are a fun way to turn tap water into carbonated water. However, the canisters are expensive and generally require a trip to the store to get a replacement. …read more Continue reading Cheaper Sodastream With A Big CO2 Tank Is A Semi-Dangerous Way to Save
The brain is a rather important organ, and as such, nature has gone to great lengths to protect it. The skull provides physical protection against knocks and bumps, but there’s …read more Continue reading Microbubbles and Ultrasound: Getting Drugs Through The Blood-Brain Barrier
If science fiction taught us anything, it’s that voice control was going to be the human-machine interface of the future. [Dennis] has now whipped up a tutorial that lets you …read more Continue reading Hackaday Prize 2023: A DIY Voice-Control Module
For those with quadriplegia, electric wheelchairs with joystick controls aren’t much help. Typically, sip/puff controllers or eye-tracking solutions are used, but commercial versions can be expensive. [Dhruv Batra] has been …read more Continue reading Hackaday Prize 2023: Eye-Tracking Wheelchair Interface Is a Big Help
Science fiction always promised us pocket computers. These days, we’re spoiled for choice. [Spider Jerusalem] eschewed a simple smartphone or tablet, though, instead building a custom pocket computer of their …read more Continue reading Hackaday Prize 2023: The NEOKlacker Pocket Computer