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
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Scientists aren't sure what color dinosaurs were.
312