Microscale (1 of 2) (IMAGE) DOE/Argonne National Laboratory Caption Argonne materials scientists announced a new technique to grow these little forests at the microscale (the scale shows 100 micrometers, which is about the diameter of a single human hair). Credit Image by Alexey Snezhko and Igor Aronson, Argonne National Laboratory Usage Restrictions With the credit 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.