Nanotube Forests (IMAGE) University of Pittsburgh Caption Electron micrograph (magnified 50,000 times) of an array of vertically aligned carbon nanotube, also referred to as nanotube forests, which are grown in Dr. Bedewy's lab (color is artificial) Credit Swanson School of Engineering/Mostafa Bedewy 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.