4.5 pounds of sunlight strike the Earth each day.
27
Sound travels about 4 times faster in water than in air.
408
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
A cubic yard of air weighs about 2 pounds at sea level.
31
Sound travels fifteen times faster through steel than through air.
134
Research indicates that plants grow healthier when they are stroked.
173
The only letter not appearing on the Periodic Table is the letter "J".
180
One third of the electricity produced on earth is used to power electric light bulbs!
75