(VIDEO) Max Planck Institute of Geoanthropology This video is under embargo. Please login to access this video. Caption Learn more about the glyph app, including scientific background and gameplay Credit Hans Sell, MPI SHH Usage Restrictions Use of images or video is limited to editorial coverage of scientific topics relating to the activities of the Max Planck Society. Any kind of commercial use (including, in particular, the exploitation of images by means of sale or incorporation in image databases or image catalogues) as well as any promotional use/use for merchandise purposes, disclosure to third parties or granting of related rights to third parties is expressly not permitted. 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.