Play-Doh was first manufactured as a wallpaper cleaner.
122
Your body is creating and killing about 2.4 million red blood cells per second.
17
The reindeer is the only mammal that can see UV light.
17
Placing alcohol on a scorpion's back will make it go crazy and fatally sting itself.
1k
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
People who sleep late have more mental stamina and can outperform early risers.
33