The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Sound travels about 4 times faster in water than in air.
408
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The smell of freshly cut grass is actually a plant distress call.
31
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Billions of neutrinos pass unnoticed through your body every second.
6