Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The storage capacity of human brain exceeds 4 Terrabytes.
140
One cubic foot of gold weighs more than 1,200 pounds!
78
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Billions of neutrinos pass unnoticed through your body every second.
6
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65