Now you see it. Now you don't!
Scientists have created a working cloaking device that not only takes advantage of one of nature's most bizarre phenomenon, but also boasts unique features; it has an 'on and off' switch and is best used underwater.
[video=youtube;3YO4TTpYg7g]https://www.youtube.com/watch?v=3YO4TTpYg7g[/video]
[video=youtube;3YO4TTpYg7g]https://www.youtube.com/watch?v=3YO4TTpYg7g[/video]
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