An accessible 3D printer for metals has been the holy grail of amateur printer builders since at least the beginning of the RepRap project, but as tends to be the case with holy grails, it’s proven ...

An accessible 3D printer for metals has been the holy grail of amateur printer builders since at least the beginning of the RepRap project, but as tends to be the case with holy grails, it’s proven ...

Anyone with access to a welder and the Internet soon could make his or her own replacement parts or tools with a new 3D metal printer that can be built in any garage. Now, scientists have built an ...