The human eye blinks an average of 4,200,000 times a year.
233
Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
479
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
1k
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
Contrary to popular belief, hair does not grow back darker and thicker after it has been shaved.
71