Via YouTube user computerartist: Computer animated movie of a rotating four-dimensional hypercube, perspectively projected into 3D as stereoscopic left and right images, to be viewed cross-eyed. The computer animation was performed at Bell Labs in the mid 1960s. This is one the first stereoscopic digital computer animations. The image quality became degraded during the process … Continue reading 4d Hypercube and 5d Penteract