At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Pure water (H2O) does not conduct electricity on its own.
46
Aluminum used to be more valuable than gold!
84
Balsa wood is classified as a hard wood!
41
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
The storage capacity of human brain exceeds 4 Terrabytes.
140