A team of Penn State researchers has used a new 3D-printing method to produce a complex metal build that was once only ...

In a breakthrough that could change how we build everything from medical implants to heat exchangers, researchers at ...

We didn’t notice [Nikita]’s post about building a concrete 3D printer, a few months ago ... In particular, [Nikita] points out that a progressive cavity pump with a variable frequency drive ...

Molten plastic begins to cool immediately after leaving a 3D printer’s nozzle, and won’t make it very far down a deep hole before it cools and hardens. One needs to fill a cavity periodically ...