Last year, we took a look at an Australian company called Fastbrick Robotics. The company is developing a bricklaying robot called Hadrian X, which will be capable of laying more than 1,000 SBEs, or Standard Brick Equivalents, per hour, completing the construction of a full-sized home in anywhere from one to three days in a process Fastbrick compares to 3D printing. While Fastbrick technology isn't on the market yet, and a date hasn't been given for its commercial debut, Caterpillar is interested in it, and confident enough to invest $2 million in Fastbrick Robotics. The Memorandum of Understanding signed between the two companies means that Caterpillar will work with Fastbrick Robotics to further develop the technology, potentially bringing it to the market sooner. Read more at 3DPrint.com: http://3dprint.com/180277/caterpilla...rick-robotics/