Neato's XV-11 robot vacuum maps out your floor for efficiency, doesn't ask for weekends offBy D. Murph, 12.16.2009
Piezoelectrics installed in Tokyo railway station floors generate power, wastes itBy L. Dziuban, 12.11.2008
Floor-cleaning robot in Japanese office building can ride the elevator, leave earlyBy L. Dziuban, 12.05.2008
