Nesher, Levy and Hochner, Hebrew University (image) The Hebrew University of Jerusalem Share Print E-Mail Caption Octopus investigators: From left to right, Dr. Nir Nesher (standing), Dr. Guy Levy and Prof. Benny Hochner at the Hebrew University of Jerusalem have discovered how octopuses don't tie themselves in knots. Credit (Photo: Guy Levy) Usage Restrictions Must include photo credit info. 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.