Sarah Everts - Author, The Joy of Sweat: The Strange Science of Perspiration After playing a sad movie scene for a group of women, researchers collected their tears and placed the unidentified ...

We usually associate emotional tears with sadness and grief. Why, then do we also cry when we're overcome with positive emotions like joy or relief? Yale psychologist Oriana Aragon co-authored a ...

Crying tears of joy and laughing at bad news are ... lead author of work to be published in the journal Psychological Science. 'They seem to take place when people are overwhelmed with strong ...