Memory Test (IMAGE) University of California - Davis Caption People who viewed these colored squares for a tenth of a second could usually accurately match the color they’d seen to a point on the color wheel after 1 and 4 second intervals. At 10 seconds, some people still made accurate matches, while most made random guesses. The results indicate that short-term visual memory remains precise until it suddenly dies. Credit Steve Luck/UC Davis Usage Restrictions One-time usage rights to accompany story related to the University of California, Davis, news release. Must credit Steve Luck/UC Davis. 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.