Ear-EEG 3 (IMAGE) Aarhus University Caption Aarhus University's Center for Ear-EEG has developed a technology that can read the brain's electrical activity and map our sleep patterns, so-called ear-EEG. The tech is set to follow astronaut Andreas Mogensen on his next space mission. Credit Lars Kruse, AU Photo Usage Restrictions May only be used with appropriate credit License Original 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.