Earth (IMAGE) University of Liverpool Caption A map of the Earth showing the present-day deviation from expected magnetic field direction. Strong deviations are in yellow-orange, and little deviations are in blue. The star is Saint Helena, which is right in the anomaly. The grey line shows the outline of the seismic area that is warmer than the rest of the mantle. Credit Dr YAEL Engbers, University of Liverpool 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.