Science Of...

Why Is Ice Slippery?

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Have you ever slipped on a patch of ice? If not, the Chicago-based Curiosity team can tell you—it ain't fun. The reason for falling might seem like common sense... you know, ice is slick. However, scientists have determined that you're actually slipping on a very thin layer of water on top of the ice. So how does this liquid layer manage to form on top of a solid, anyway? Well, ice is special. Watch the following video for a few ideas researchers have come up with to explain your #WinterFail.

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You're Slipping on Water, Not Ice

Perhaps ice is inherently slippery due to a thing called "surface melting."

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What Is Dry Ice?

Skip to 1:15 to take a peek at some frozen carbon dioxide.

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