Ancestors 'slept less' than we do Post a Comment A study of modern hunter gatherer societies suggests our ancestors may have only slept 6.5 hours a night. Baca Juga'Quick fixes' to the climate crisis risk harming natureIn pictures: Solar eclipse as seen from the UK'Miraculous' mosquito hack cuts dengue by 77% Read More Share : You may like these posts :Siberia landscape scarred by climate changeSolar storm forecasts for Earth improved with help from the publicCalifornia and Oregon 2020 wildfires in maps, graphics and imagesWhat maths is involved in stirring a cup of tea? Post a Comment for "Ancestors 'slept less' than we do"
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