#science A group of researchers from MIT have developed a new version of the parallax barrier technology used by Nintendo to give the 3DS its signature 3D visuals. The new version of the screen, called HR3D ("High Rank 3D"), can produce the same glasses-free 3D images as the 3DS, but does so while generating a brighter image and using less battery power. HR3D uses two layered screens to produce 3D, just like the 3DS. More »