uncovered hundreds of stone artifacts from two trenches dug into the region’s reddish, silty clay. The research team determined many of the tools were crafted in the style known as Quina ...

Without a glaze, the clay is porous and has to be sealed ... but you can also find slate and sandstone tiles. Natural stone is durable and attractive, although it can stain if left unsealed.

You don’t see many hobby-level ceramic printers, but a company, StoneFlower, aims to change all that with a print head that fits a normal 3D printer and extrudes clay. You can see a video of the ...