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This illustration shows the self-wrinkling biofilm repelling barnacles. | Phanindhar Shivapooja and Qiming Wang
Tech

Twitchy Coating Shakes Off Ship Scum, Barnacles

A paint-like coating wrinkles in response to a stimulus, such as stretching or electricity, to dislodge bacteria and marine growth.

February 1, 2013
9:10 AM EST