The human eye blinks an average of 4,200,000 times a year.
233
The average IQ is 100, while 140 is the beginning of genius IQ.
140
Kilts are not native to Scotland. They originated in France.
57
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
There are more telephones than people in Washington, D.C.
121
Only humans shed emotional tears.
331
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23