/tags/bacterial-robotics Bacterial Robotics en-US Copyright Fri, 27 Sep 2013 08:00:00 GMT /specials/2013-09-27/liquid-assets-local-water-technologies-have-global-impact More than 780 million people worldwide lack access to clean drinking water and 2.6 billion don't have access to proper sanitation. For local water… Fri, 27 Sep 2013 08:00:00 GMT /specials/2013-09-27/liquid-assets-local-water-technologies-have-global-impact Tana Weingartner