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This tag is for questions about the general biological features of human beings (as opposed to the biology of non-humans).
26
votes
Accepted
If human eyes watch an area, what's the shape of its capturing shape? Rectangular? Half sphe...
The capture area of the eye is a bit fuzzier and harder to define than that of a camera.
A camera captures consistent, fully detailed data right up to the edge of its sensor, and no data at all beyon …
4
votes
1
answer
5k
views
Why do you retch when you see something disgusting?
Why do you retch when you see something disgusting?
I imagine it is some sort of evolutionary response, although I can't see the connection between receiving a signal that unhealthy conditions are in …