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Q&A How would humans be affected by a 12-hour day?

In Can I significantly shorten the days on a planet that can support human life? I asked about changes needed to a planet to support human life with a much-shorter day (12 hours or so instead of 24...

4 answers  ·  posted 9y ago by Monica Cellio‭  ·  last activity 7y ago by Monica Cellio‭

Question biology psychology humans day-night