Out of all the senses, smell is most closely linked to memory.
146
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
In zero gravity, a candle's flame is round and blue.
16
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
4.5 pounds of sunlight strike the Earth each day.
27
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155