One 75-watt bulb gives more light than three 25-watt bulbs.
57
German chemists made a replica of a trophy the size of one molecule.
68
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The storage capacity of human brain exceeds 4 Terrabytes.
140
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Aluminum used to be more valuable than gold!
84
According to studies, men change their minds two to three times more often than women.
72