Nanotube Block -- Before Compression (IMAGE) Rensselaer Polytechnic Institute Caption A two-millimeter square block of carbon nanotubes, made up of millions of individual, vertically aligned, multiwalled nanotubes. Credit Rensselaer/Victor Pushparaj Usage Restrictions Please include photo 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.