Out of all the senses, smell is most closely linked to memory.
146
One ragweed plant can release as many as one billion grains of pollen!
51
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Pure water (H2O) does not conduct electricity on its own.
46
Balsa wood is classified as a hard wood!
41
Neanderthal man had a brain capacity 100cc larger than modern man's.
50