The average temperature at 40,000 feet above sea level is -60 F.
56
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Indoor pollution is 10 times more toxic than outdoor pollution.
62
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
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Most dust particles in your house are made from dead skin!
67
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Liquid TIDE laundry detergent glows under a blacklight.
96