Most dust particles in your house are made from dead skin!
67
No matter how cold it gets, gasoline will not freeze.
107
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
4.5 pounds of sunlight strike the Earth each day.
27
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Aluminum used to be more valuable than gold!
84
Sound travels about 4 times faster in water than in air.
408
One cubic foot of gold weighs more than 1,200 pounds!
78