First There Was "The Dress." Now We've Got These Crocs.
Fans of The Dress will want to take this quiz.
Remember The Dress?

Source: Cecilia Bleasdale
Some saw it as black and blue, while others saw it as white and gold. Hilarity ensued, friendships ended, and the internet broke. Good times.
A team of New York University scientists think they know how to re-create the optical illusion behind that drama. But they need your help.

Michael Karlovich
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What color are these Crocs?
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There's no right answer...but some are more right than others.
Now here comes the science part.
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When you saw the Crocs, did you think the socks were white?
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How often do people around you — including you — wear the kind of sock in the image?
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Thanks! We'll have an explanation for this effect soon — and tell you if the numbers the science team predicted match the results.