When you need a smooth and polished finish, or you want to make exact copies of an existing injection molded part, casting resin parts in silicone molds is an excellent option. [Eric Strebel] has ...

Seems like most of the metal casting projects we feature are aluminum in sand molds, though, so it’s refreshing to see a casting project using silicone ... all you need to make custom parts.

Petrified wood is one of the most sought-after materials in the world for both its aesthetic value and its scientific value. But in Indonesia, miners who risk their lives to dig it up barely make ...