Sleep Science
Your body clock is a physical structure, not a metaphor
It sits above the optic chiasm, it contains about 20,000 neurons, it keeps near-24-hour time in a dish with no external input, and the genes that run it won a Nobel Prize.
Topic
light
Every Kingdom of Dream article tagged light — 2 pieces across 1 section.
Sleep Science
Shift work and the clock that will not adapt
Around one in five workers in industrialised economies works outside standard hours. Full circadian adaptation is rare, and the reason is that everyone goes home to daylight on their days off.