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Short WIRED piece

Eyelids open; flowers blossom; tiny beaks tap cracks in eggshells; crops sprout; creatures stalk, slide, and wriggle from their burrows; teenage elk scrape hooves in the dust, lower antlers, and charge their com­petition. So: Did you—yes, you, clutching your fourth Keurig of the day and still feeling sluggish—really think you were immune to the effects of circadian rhythm, aka the clock cycle of practically all living things? Please.