A cubic yard of air weighs about 2 pounds at sea level.
31
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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
Hot water can freeze faster than cold water.
181
One barrel of petroleum holds 42 gallons.
20
Scientists are now able to grow 'beating' heart tissue in a lab!
162
According to studies, men change their minds two to three times more often than women.
72