the.com/head
the command center wrapped in bone, running you on twenty watts of pure electricity.
weightAbout 11 pounds, balanced on seven slim neck bones
bone countTwenty-two skull bones, all fused except the jaw
power drawBrain runs on roughly twenty watts, dimmer than a bulb
hair countAround 100,000 hairs sprout from one scalp
newborn gapsBabies' skulls stay soft to squeeze through birth