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Audience watching 3-D movie (© Fuse/Getty Images)
Glasses free 3D movie
Glasses free 3D movie

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Researchers in South Korea have created a new method that allows people to watch 3-D movies without wearing 3-D glasses (what is the highest grossing 3-D film of all time?).  According to their research, by using a filter to block certain types of light on a movie projector – your eyes will see the pictures on the screen slightly different (similar to which popular 3-D toy?).  Even though their method is still in its early stages, researchers say it could be the next step for 3-D technology.
 
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