This is popcorn science taken way too far. He breaks down exactly why popcorn pops—hard hull, moisture, starch, and pressure—then tests a bunch of grains to see what can puff on its own. After that, ...

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 ...