Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
A cubic yard of air weighs about 2 pounds at sea level.
31
Sound travels fifteen times faster through steel than through air.
134
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
A single speck of dust is half way in size between a subatomic particle and the Earth.
15