Japan can boast about the oldest anthem on the Earth. Its text is from the 9th century.
The average weight of a male brain is 1450 grams, while the weight of an average female brain is about 1300 grams.
75% of women will make their bed every day. Unlike women, men are less likely to make it. Only 45% of men will make their own bed in the morning.
The term "redskins", Indians acquired, not because of the color of their skin, but because of the red color they put on their skin when they went to war.
In the Middle Ages, patients were tended by nuns, who in between themselves called one another sisters. That name was later used for trained nurses.
Scientists claim that every 14 days one language dies. By the end of the 21st century, it is likely that almost half of the approximately 7.000 languages will disappear.