Liquid TIDE laundry detergent glows under a blacklight.
96
A cubic yard of air weighs about 2 pounds at sea level.
31
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Most dust particles in your house are made from dead skin!
67
One cubic foot of gold weighs more than 1,200 pounds!
78
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89