The Field Medal (IMAGE) U.S. National Science Foundation Caption Regarded as the "Nobel Prize of Mathematics," the Fields Medal is presented once every four years to as many as four people under the age of 40. Credit Stefan Zachow, Konrad-Zuse-Zentrum für Informationstechnik Berlin 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.