February creates a perfect storm for night owls: limited daylight and the added burden of ‘social jet lag’ layered with circadian misalignment. Here’s how to get through the dark days.
Articles on Daylight
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A lack of daylight can lead to stress, sleep disruption and cardiovascular disease.
The winter solstice is past, but bundle up – January is when winter really arrives in many parts of the Northern Hemisphere.
Washington, California and Florida are mulling a permanent switch to DST. Proponents say that doing so could improve health, save energy and prevent crime.
Did you ever consider that human beings might have a breeding season? Birth seasonality exists – and has interesting implications for childhood disease outbreaks.
The tilt of Earth’s axis as it orbits the Sun results in the seasonal changes.
Top contributors
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Professor of Astronomy, UMass Amherst
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Research Fellow in Statistics, University of Michigan
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Professor of Law, University of Washington
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Associate professor, University of Illinois Urbana-Champaign
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Assistant Professor of Environmental Health Sciences, Columbia University
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Assistant Professor of Anthropology, University of Northern British Columbia
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Lecturer in Human Geography, University of East Anglia