Synapses in the Brain (IMAGE) University of Basel Caption Our brain is especially good at perceiving lines and contours even if they do not actually exist, such as the blue triangle in the foreground of this optical illusion. The pattern of neuronal connections in the brain supports this ability. Credit University of Basel, Biozentrum Usage Restrictions Give adequate attribution to the original author 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.