Spontaneous Dynamical Evolution (video) International School of Advanced Studies (SISSA) Share Print E-Mail Loading video... Caption This is a model DNA chain inside a nanochannel that is 100nm wide. The spontaneous dynamical evolution of the DNA is accompanied by frequent knotting and entanglement at the chain ends. Credit SISSA Usage Restrictions None Share Print E-Mail 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.