People far from urban lights, bright screens still skimp on sleep. Duke Today, Feb. 16, 2017. Screen time before bed can mess with your sleep. But people without TV and laptops skimp on sleep too, researchers say. A Duke University study of people living without electricity or artificial light in a remote farming village in Madagascar finds they get shorter, poorer sleep than people in the U.S. or Europe. But they seem to make up for lost shuteye with a more regular sleep routine, the researchers report. Picked up by Huffington Post.