article_snippet.sent: Combining pictures of the two produces a single image which changes when the viewer moves closer or farther away from the screen.
article_snippet.sent: This classic optical illusion was created several years ago by neuroscientists at the Massachusetts Institute of Technology.
article_snippet.sent: In a recent video, AsapScience highlighted the process behind the trick, which can also be seen in a still image by anyone if they move closer and then farther away from the screen.
article_snippet.sent: The MIT team, led by Dr Aude Oliva, has spent over a decade creating hybrid optical illusions that show how images can be hidden with textures, words and other objects.
article_snippet.sent: Combining pictures of the two produces a single image which changes when the viewer moves closer or farther away from the screen.
article_snippet.sent: But disguised within the low spatial frequency of this hybrid is a car, which you will see once you step back a few metres .
article_snippet.sent: The teams believes hybrid images such as this may prove useful to advertisers who want to change how The teams logos appear at different distances.
article_snippet.sent: It could also be used to mask text on devices so only someone viewing close up can read It.
article_snippet.sent: Hybrid images can create textures with viewing distance.
highlights_snippet.sent: Look at the hybrid image at a normal viewing distance from the screen .
  
highlights_snippet.sent: If the hybrid image doesn't appear, the hybrid image may mean you have bad vision .
  
highlights_snippet.sent: Illusion shows how we focus on different features depending on distance .