A fascinating article with some implications for amateur astronomers.
"Humans living at high latitude have bigger eyes and bigger brains to cope with poor light during long winters and cloudy days, UK scientists have said."
http://www.bbc.co.uk/news/science-environment-14279729
Clear skies, Alan
"Humans living at high latitude have bigger eyes and bigger brains to cope with poor light during long winters and cloudy days, UK scientists have said."
http://www.bbc.co.uk/news/science-environment-14279729
Clear skies, Alan