There's business deals, new 3D printing materials and other news this week. Norsk Titanium has partnered with Alcoa for the manufacturing of 3D printed titanium aerospace components, and 3D Medical acquired Mach7 in a $60 million deal. Both Shapeways and Stratasys have announced new materials, and there's a new CreoPop 3D printing pen on the market that doesn't require heat for the pen to work. Finally, PrintME 3D and Scandinavian Business Seating are teaming up to host a mid-November 3D printing and design show in London. Read more about these stories at 3DPrint.com: http://3dprint.com/102725/stories-we-missed-october-31/