Pattern Interface in Space (image) NASA/Johnson Space Center Share Print E-Mail Caption This is a cellular pattern interface grown in microgravity, seen from the top in an image taken by the Directional Solidification Insert. Credit Nathalie Bergeon Usage Restrictions For news coverage in connection with this news story. Share Print E-Mail 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.