Research indicates that plants grow healthier when they are stroked.
173
Pure water (H2O) does not conduct electricity on its own.
46
According to studies, men change their minds two to three times more often than women.
72
A ball of glass will bounce higher than a ball made of rubber.
73
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A cubic yard of air weighs about 2 pounds at sea level.
31
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79