Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Most dust particles in your house come from dead skin.
48
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
One third of the electricity produced on earth is used to power electric light bulbs!
75
The left ear is more responsive to words of love and emotion whispered into it than the right.
40