S Letter Result (IMAGE) University of Sussex Caption A blob of liquid metal has morphed into the letter S after being manipulated by computer-programmed electrical charges. Credit INTERACT Lab / University of Sussex Usage Restrictions Please credit as above 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.