At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
4.5 pounds of sunlight strike the Earth each day.
27
In zero gravity, a candle's flame is round and blue.
16
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Sound travels fifteen times faster through steel than through air.
134
Pure water (H2O) does not conduct electricity on its own.
46
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
