For most of history, humans rose with the sun and slept when it set. Enter Thomas Edison, and with a flick of a switch, night became day, enabling us to work, play and post cat and kid photos on Facebook into the wee hours.According to a new study of mice led by a Johns Hopkins biologist, however,...
Search This Blog
-----------------------------------------------------------------------------------------------------------------------------------------------------------------
Showing posts with label night lights. Show all posts
Showing posts with label night lights. Show all posts