Scientists have identified five genes that determine the human facial expressions.
A computer is being taught to interpret human emotions based on lip-reading.
Smiling can help speed your body`s recovery from stress by lowering your heart rate levels, a new study has claimed.
Babies develop facial expressions such as parting lips, wrinkling a nose or lowering a brow much before they are born.
Day in Pics: 28th November
Showbiz World - November 28, 2014