Navigation (IMAGE) Frontiers Caption Joey moving through the experimental pipe network. T-1 through T-8: moving through T-junction. OB-1 through OB-8: reaching an obstruction and turning back. Credit TL Nguyen, A Blight, A Pickering, A Barber, GH Jackson-Mills, JH Boyle, R Richardson, M Dogar, N Cohen Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.