I just saw this story from yesterdays Japan Times. I am not sure if the story has been reported earlier from other sources. It sounded a bit familiar...
Tiny, biodegradable ‘origami robots’ could expel swallowed objects, patch wounds, deliver drugs Japan Times Jul 20, 2016 http://www.japantimes.co.jp/news/2016/07/20/world/science-health-world/tiny-biodegradable-origami-robots-expel-swallowed-objects-patch-wounds-deliver-drugs/?utm_source=Daily+News+Updates&utm_campaign=3a5c5538bf-Thursday_email_updates21_07_2016&utm_medium=email&utm_term=0_c5a6080d40-3a5c5538bf-331933353#.V5Ej--RQ3x8 P.S. Thanks to all you who helped me get in contact with Barth Dunkan.
