Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
A comet's tail always points away from the sun.
2
Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
Sunflowers can be used to clean up radioactive waste.
17
Sheep, goats, octopuses, and toads have rectangular pupils.
7
If you arrange the first letters of the names of the main characters in Inception, you would get DREAMS.
-4