Staples is pushing its consumer printing offerings into the third dimension. The office supply chain has begun selling 3D Systems' Cube printer through its site, as of this morning. Come the end of June, the WiFi-enabled, semi-portable printer will be hitting a select number of retail locations for $1,300. The Cube's availability follows news of some higher-end 3D printing offerings at a very select number of Staples locations. Check the source link below to pick up the Cube in one of five colors -- and if you need some enthusiastic testimonies regarding the revolutionary nature of consumer 3D printing, be sure to click through to the press release below.