While Hackaday doesn’t normally dive into things like bullets and munitions, the Gyrojet story was too good to pass up. The many engineering challenges it took to make a viable rocket bullet ...

The Gyrojet, as this class of firearms was called, were quite odd. Though they sported beautiful wooden hardware, they blended elements ...

Together they formed MBA (short for Mainhardt and Biehl Associates), with an eye toward future weapons – – specifically rocket bullets.