Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
In zero gravity, a candle's flame is round and blue.
16
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
A cubic yard of air weighs about 2 pounds at sea level.
31
Research indicates that plants grow healthier when they are stroked.
173