Damn Interesting » Shortness of Dark

Shortness of Dark (Damn Interesting). Find out more about how the invention of artificial light has affected our health. (Linked from lifehack.org.)

2 Comments

  1. s.t.

    i had an english compre on this before, long ago! before artificial light (pre-ind revolution in england) people slept in 2 sessions, they often woke up around 3 or 4 am, walked around the village and chatted before going back to sleep. so don’t worry, you might just be unaffected by lightbulbs. haha.

    Posted by s.t. on 16 Mar 2006 at 4:16 pm | Permalink
  2. I do hope so, s.t.

    Posted by introspectif on 16 Mar 2006 at 6:38 pm | Permalink

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