Sound at the right vibration can bore holes through a solid object.
134
The force of a suction cup is calculated using F=AP.
15
The average home creates more pollution than does the average car.
33
The bark of an older redwood tree is fireproof.
65
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
4.5 pounds of sunlight strike the Earth each day.
27
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9