A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
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
The average temperature at 40,000 feet above sea level is -60 F.
56
The bark of an older redwood tree is fireproof.
65
Sound travels fifteen times faster through steel than through air.
134
A cesium atom in an atomic clock beats over nine billion times a second.
43
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