Posted AT 11:24 AM EDT on 21/04/05
That corn won't pop
Indianapolis, Ind. —
Eat your way to the bottom of almost any bag of popcorn and there they are: rock-hard, jaw-rattling unpopped kernels.
The nuisance kernels have kept many a dentist busy, but their days could be numbered: Scientists say they now know why some popcorn kernels resist popping into puffy white treats.
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