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.
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Iron weighs more after it rusts.
16
Liquid TIDE laundry detergent glows under a blacklight.
96
The sun is 330,330 times larger than the earth.
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Sound travels fifteen times faster through steel than through air.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
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