robot: m-block, wildcat

http://www.extremetech.com/extreme/167972-mit-researchers-develop-flywheel-powered-self-assembling-miniature-robots





http://web.mit.edu/newsoffice/2013/simple-scheme-for-self-assembling-robots-1004.html





http://www.zdnet.co.kr/news/news_view.asp?artice_id=20131004220925&type=xml