Trilobites: Living Another Day, Thanks to Grandparents Who Couldn’t Sleep Age-related changes in sleep patterns may have helped early humans survive by ensuring at least one person was always alert to nighttime threats. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:FOUR Icelandic volcanoes set to blow risking giant ash cloud unleashing travel HELLThe Debunker: No Data Manipulation in 2015 Climate Study, Researchers SayRISE OF THE MACHINES: Robots to take a quarter of a MILLION public-sector jobs in 10 years'Abnormal solar activity' from the sun detected over 7,000 years ago in 5480BCPlain Old Vaping Gives Way to ‘Dripping’ Among Teenagers, Study Says‘A Conservative Climate Solution:’ Republican Group Calls for Carbon Tax
