Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
The earth is approx. 6,588,000,000,000,000,000 tons.
175
One third of the electricity produced on earth is used to power electric light bulbs!
75
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108