Fresh hacks every day
We're going to let you decide which of these two projects is a delight, and which is amusing. The project on the left is a desktop kinetic sculpture. We like it because of its size and simplicity. A single AA battery drives the gear head motor that provides the lift for the metal balls. There are several different routes for them to take in returning to the lift wheel, each route determined by … [Read more...]
Remember how fun it was studying chemistry and physics in high school? Well we guess your recollection depends on the person who taught the class. Why not have another go at it by learning the A-to-Z of electronics from one of our favorite teachers, [Jeri Ellsworth]. You know, the person who whips up chemistry experiments and makes her own semiconductors? The first link in this post will send … [Read more...]
This rainbow is and is not natural. It's the product of rainwater and sunlight so in that respect it's natural. But as you can see, it's not raining. This is an art installation that uses captured rainwater, stored solar electricity, and irrigation equipment to float a heavy blanket of mist in the air. The prismatic effects of the suspended water particles separate the sunlight into various bands … [Read more...]
[Ammon Allgaier] built a tool that can break apart pin headers with a high level of precision. In the video after the break he demonstrates the built-in features. They include an adjustable stop to select the number of pins you'd like in each chopped segment. There's also a small groove in the input side which the plastic frame of the header rides in. Just insert until it is touching the stop, and … [Read more...]
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