The average home creates more pollution than does the average car.
33
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Most dust particles in your house come from dead skin.
48
According to studies, men change their minds two to three times more often than women.
72
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