the.com/kernels
The hard little nuggets of truth, code, or corn that everything else grows around.
means The core or seed of something — biologically a grain's center, computationally the heart of an operating system.
from From Old English cyrnel, a diminutive of corn, meaning literally a little grain or seed.
OS coreThe kernel runs everything; crash it, everything dies
Popcorn truthUnpopped kernels just have stubborn, intact moisture seals
Math twistIn algebra, a kernel maps things to zero