For most folks, 3D printing is nothing more than a fun little hobby. However, some prefer to learn the ins and outs of how 3D printers work so they can use them to create products that they can sell.

The killing of UnitedHealthcare CEO Brian Thompson in 2024 sent shockwaves through the public, but one of the most intriguing aspects of the incident was the weapon used to commit the crime. It was a ...