Researchers at the University of Michigan have developed an iridescent material that reveals hidden words or images in the right setting. What exactly causes the message to show? A single breath. That's right, breathing on the plastic sheets makes...Sunday, August 10, 2014
Combating counterfeiters could soon be as easy as breathing
Combating counterfeiters could soon be as easy as breathing: Researchers at the University of Michigan have developed an iridescent material that reveals hidden words or images in the right setting. What exactly causes the message to show? A single breath. That's right, breathing on the plastic sheets makes...
Researchers at the University of Michigan have developed an iridescent material that reveals hidden words or images in the right setting. What exactly causes the message to show? A single breath. That's right, breathing on the plastic sheets makes...
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