Prognosis

Sleep in Midnight Sun Means Sticking to Your Internal Clock

A woman sleeping in a brightly lit room. 
Adam Kuylenstierna /EyeEm/Getty Images

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Hi, it’s Naomi in Berlin and Elliot in London, where last week’s summer solstice cost us some sleep. More on that in a moment, but first...

The longest days of the year just slipped by, and the sun’s still not setting until about 9:30 p.m. in both Berlin and London. In Newcastle in northern England, roughly at the latitude of the Alaska Peninsula, it never gets totally dark.