6
votes
1answer
148 views

How do people visually recognize their own reflection?

I'm interested in how the brain processes and recognizes the image of the person's own face. A bit of background: A while ago I've developed an overlay-camera like app for iPhone that allows me to ...
10
votes
1answer
235 views

Under what conditions does 60hz video produce visual artifacts?

There are some important thresholds of frame rate in video playback that effect whether or not animation appears fluid. This wikipedia page about Visible Frame Rate suggests that a framerate of 60 ...
7
votes
2answers
251 views

What term describes people that cannot feel pain?

I remember a case study about a girl who could not feel pain due to lacking certain somatosensory receptors; she went on to burn herself on a radiator because she could not feel her flesh burning and ...