3D Printing Steel Parts At Home Via Special Filaments

Rocket engines are great for producing thrust from fire and fury, but they’re also difficult to make. They require high-strength materials that can withstand the high temperatures involved. […

3D Printed Copper Rocket Nozzle Costs Under Two Grand

You don’t think of hobby-grade 3D printing as a good method for creating rocket nozzles. But [Mister Highball] managed to create a copper nozzle using a common printer, a kiln, and some speci…