False teeth are often minutely radioactive.
214
Hot water can freeze faster than cold water.
181
Mary Jane was killed by Spiderman's radioactive semen in the limited comic book series "Spider-Man: Reign".
33
Consumption of TNT turns urine amber or deep red, which people often mistake for blood.
301
It would take more than 150 years to drive a car to the sun.
569
You can't tickle yourself.
29
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18