The average home creates more pollution than does the average car.
33
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
One cubic foot of gold weighs more than 1,200 pounds!
78
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Billions of neutrinos pass unnoticed through your body every second.
6
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75