According to studies, men change their minds two to three times more often than women.
72
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Diamonds can be shattered with a hammer.
-104
Liquid TIDE laundry detergent glows under a blacklight.
96
Sound travels about 4 times faster in water than in air.
408
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118