Out of all the senses, smell is most closely linked to memory.
146
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The smell of freshly cut grass is actually a plant distress call.
31
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The force of a suction cup is calculated using F=AP.
15
Sound at the right vibration can bore holes through a solid object.
134
Your brain is 80% water.
525
One third of the electricity produced on earth is used to power electric light bulbs!
75