Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The sun is 330,330 times larger than the earth.
75
One cubic foot of gold weighs more than 1,200 pounds!
78
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
Sound travels fifteen times faster through steel than through air.
134
Each day, up to 150 species of life become extinct.
-23
One barrel of petroleum holds 42 gallons.
20
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155