Out of the Box

3-D entertainment steps beyond the glasses and headaches

Science fiction fans know what a 3-D display ought to look like.

Cary Wolinsky and Rick Kyle

ADDING UP By layering individual images, researchers can create a composite 3-D image that looks different depending on the viewing angle. Images of dice mid-tumble (bottom three) are used to create a composite that looks different when viewed from the left than from the right (top two).