Results of recursive traffic percolation (IMAGE) American Institute of Physics Caption Results of recursive traffic percolation, including the effect of external flow on critical values, G and SG, of percolation. The corresponding remaining roads and intersections are shown before and at the critical value. Credit Zhuoran Chen Usage Restrictions Journalists may use this image only with appropriate credit and when reporting on this research. License Original content 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.