Cold-Water Fish Break The Ice With Antifreeze

NPR | Jan. 07, 2013 9:23 a.m.

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Cold-water fish, snow-dwelling bugs and some grasses have evolved natural antifreeze proteins to avoid turning to ice cubes. Peter Davies, a biologist at Queen's University in Ontario, discusses how these antifreeze substances work, and their applications for human problems--like keeping the ice out of ice cream.