At first glance, glass and crystal seem identical — both are transparent, shiny, and used to make cups, vases, and ...

You can make glass in Minecraft by smelting blocks of sand. Combining your glass with any color of dye will give you stained glass. You can also combine glass with other objects to craft glass bottles ...

Nature is the ultimate nanofabricator. The latest evidence of that is an unusual shard of ancient Roman glass (dubbed the “wow glass”) that boasts a thin, golden-hued patina. Roman glass shards are ...