A cubic yard of air weighs about 2 pounds at sea level.
31
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Iron weighs more after it rusts.
68
Research indicates that plants grow healthier when they are stroked.
173
Most dust particles in your house are made from dead skin!
67
The average home creates more pollution than does the average car.
33
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Nylon is made from coal and petroleum.
42