What exactly causes laughter ? And how does the brain process an input that leads to laughter ? Which part of the brain is responsible ?

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Antonio Lucero

Often, the juxtaposition of two irreconcilable situations provokes laughter or humor. Examples: a pig wearing lipstick; a large man speaking in a high-pitched voice; a person wearing a parka on a tropical beach; ...

Neurologically, I don't know what happens ... the answers should be interesting.

Iman Eissa

Amazing really. The fascination is that while a certain picture could initiate an outbreak of laughter in a certain cultural context, it could be totally neutral to another.

So mental background and context must play a role

Yes, indeed. An African friend from the Lango tribe in Uganda was so tickled to see us Europeans eating the small bananas. In his tribe, only little children ate them - it was their lolipop!