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
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
4.5 pounds of sunlight strike the Earth each day.
27
Most dust particles in your house come from dead skin.
48
In zero gravity, a candle's flame is round and blue.
16