Abstract: Selective laser melting (SLM) is an important method of additive manufacturing, however it has some disadvantages such as poor surface qualities of the formed parts and the appearances of ...

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. An attendee takes in ...

A 21-year-old man died on Monday after getting shot in the chest while cleaning guns in Harrisburg, authorities said. Harrisburg resident Khadir Duffin was mortally wounded at about 5:45 p.m. on the ...

An obsessive fan of guns and fantasy violence films used a 3D printer to manufacture viable parts for a lethal weapon. Paul Dunlavy made upper and lower receivers for a semi-automatic firearm at his ...