Atomic Chains in Boron Nitride Nanotubes (IMAGE) Michigan Technological University Caption Researchers have discovered that a material forms a DNA-like helix when reduced to a string of atoms, as seen by the pink line in this graphic, encapsulated in a nanotube. Credit Purdue University/Pai-Ying Liao Usage Restrictions please 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.