When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Sound travels fifteen times faster through steel than through air.
134
The bark of an older redwood tree is fireproof.
65
Hot water can freeze faster than cold water.
181
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Iron weighs more after it rusts.
16