PITTSBURGH (KDKA) - A tiny kernel of popcorn has a lot of science packed into it. It is a staple snack for movies, and tons of kernels have been popped and enjoyed, but how does one, hard kernel ...
Why kernels pop: Only Zea mays everta has the hard shell and moisture balance needed to trap steam until it bursts, creating fluffy popcorn. Keep the crunch: Moisture control is key—avoid water mists ...