Balsa wood is classified as a hard wood!
41
One third of the electricity produced on earth is used to power electric light bulbs!
75
Each day, up to 150 species of life become extinct.
-23
German chemists made a replica of a trophy the size of one molecule.
68
Hot water can freeze faster than cold water.
181
Liquid TIDE laundry detergent glows under a blacklight.
96
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
One cubic foot of gold weighs more than 1,200 pounds!
78