Plasma Zoo: Gyroresonant Scattering (VIDEO) NASA/Goddard Space Flight Center This video is under embargo. Please login to access this video. Caption In a background magnetic field, represented by the cyan arrows, two electrons are propagating to the right, executing identical gyromotion. A circularly polarized electromagnetic wave approaches the upper electron from the left. Credit Credits: NASA Usage Restrictions None 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.