Iron weighs more after it rusts.
68
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Balsa wood is classified as a hard wood!
41
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Pumice is the only rock that floats on water.
14
The storage capacity of human brain exceeds 4 Terrabytes.
140
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21