Building a Knife by Hand is just as Hard as you Think

Carl Sagan once said: “If you wish to make an apple pie from scratch, you must first invent the universe.” In other words, the term “scratch” is really a relative sort of thing. Did you grow the apples? Did you plant the wheat to make the flour? Where do you keep your windmill, incidentally? With Carl’s words in mind, we suppose we can’t say that [Flannagill] truly built this incredible knife from scratch, after all, he ordered the sheet steel on Amazon. But we think it’s close enough.

He was kind enough to document the epic build in fantastic detail, …read more

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The Latest 3D Printed Fad: Flexible Armor And Pangolin Cosplay

Last week, [David Shorey] came along to the monthly Hackaday meetup in Pasadena. These meetups feature speakers and drinks, projects and chit-chat, and sometimes a few demos of what the local Hackaday community has been working on. [David]’s impromptu demo was something no one had ever seen before. It’s 3D printed tiles embedded in fabric. This is the beginning of 3D printed flexible armor, a great method for cosplay builds, and a really cool way to add another trick to your 3D printing toolkit.

The steps to reproduce this project are actually very easy. The most important bit is the …read more

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