Susan Stipp, University of Copenhagen (IMAGE) University of Copenhagen Caption Air safety authorities essentially had to fly blind when the ash cloud from Eyjafjallajökull caused them to close the airspace over Europe last year. Now a team of nanoscientists from University of Copenhagen have developed a way to provide the necessary information within hours. Credit Photo: Mikal Schlosser/University of Copenhagen Usage Restrictions None License Licensed 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.