Naked Science Forum

On the Lighter Side => That CAN'T be true! => Topic started by: @misssgodfrey on 06/12/2010 18:30:03

Title: Do my eyes really flash when I'm angry?
Post by: @misssgodfrey on 06/12/2010 18:30:03

@misssgodfrey asked the Naked Scientists:
   
When I get really annoyed my Mum says my eyes 'flash'- is this possible or is she just seeing things?I've always wondered..

What do you think?

Title: Do my eyes really flash when I'm angry?
Post by: RD on 06/12/2010 19:56:23

The "flash" may refer to momentarily exposing the white (sclera) of the eye above the iris ...
http://www.face-and-emotion.com/dataface/facs/manual/AU5.html

This raising of the upper eyelid exposes more of the eye, so a momentary catchlight (http://en.wikipedia.org/wiki/Catchlight) is also more likely,
 (which could be described as a "flash" of light).