Cold water weighs more than hot water.
93
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
Research indicates that plants grow healthier when they are stroked.
173
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A ball of glass will bounce higher than a ball made of rubber.
73
The average temperature at 40,000 feet above sea level is -60 F.
56
Scientists aren't sure what color dinosaurs were.
312
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155