The force of a suction cup is calculated using F=AP.
15
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
The average home creates more pollution than does the average car.
33
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
A cubic yard of air weighs about 2 pounds at sea level.
31
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101