We all need to cry, but the science is still misty
Only humans shed tears of emotion, and studies are slowly explaining why Crying is a quintessential human experience. Other species produce tears, but ours is the only one that scientists believe consistently cries, not just to lubricate and protect the eyeballs, but also to express emotion – after a breakup, at graduation ceremonies and while watching “The Notebook”. While they are one of the few things that make us uniquely human, in many ways, emotional tears remain an enigma. Research…