When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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In Hong Kong, a betrayed wife is legally allowed to kill her adulterous husband, but may only do so with her bare hands. (The husband's lover, on the other hand, may be killed in any manner desired.)
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In Utah, it is illegal to swear in front of a dead person.
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There is a town in Pennsylvania named Intercourse.
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