One 75-watt bulb gives more light than three 25-watt bulbs.
57
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
4.5 pounds of sunlight strike the Earth each day.
27
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Your brain is 80% water.
525