Mickey Mouse has many decent platformers, and his 2.5D outing, Castle of Illusion, is one of the best. Retro gamers will ...

[horns toot] And this is 3D computer-generated animation. But many films actually fall somewhere in between -- or what's often referred to as "2.5D." This is when a variety of techniques are used ...

In addition to 3D movie screenings, and sometimes 4D screenings in which seats will move and specific smells will fill the air, some films are now experimenting with "5D" screenings. And that means, ...