7.Sigmund Freud once believed that cocaine could be used to help treat morphine addiction.
8.NASA had to rename the sizes of the apparatus used for male astronauts to pee, from small, medium, and large, to large, gigantic, and humongous, because no one was willing to pick their true size.
9.Flamingos get their color from the carotenoid pigments in the foods that they eat, like algae and shrimp.
10.The line between the two numbers in a fraction is called the vinculum.
11.You can get a rough estimate of the temperature by counting the number of times a cricket chirps in 15 seconds, then adding 37.