Pumice is the only rock that floats on water.
14
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
A typical lead pencil can draw a line that is 35 miles long.
158
Chewing gum boosts your brain power.
285
There is enough energy in one bolt of lightning to power a home for two weeks!
102
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
A study found that 68% experienced “phantom vibration syndrome” — a sensory hallucination where you mistakenly think your phone is buzzing.
16
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18