Out of all the senses, smell is most closely linked to memory.
146
The sun is 330,330 times larger than the earth.
75
Most dust particles in your house are made from dead skin!
67
Cold water weighs more than hot water.
93
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
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61