Electric Field Lines (IMAGE) University of Bonn Caption Electric field lines that spread around the camera and a plant stem are shown in white-blue colors. They run from the transmitting electrodes of the thin, extended rear end to the measuring electrodes in the front area and to the front electrode of the device (gold-colored). Credit © Martin Gottwald/Hendrik Herzog Usage Restrictions This photo may be used with the press release. 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.