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
One barrel of petroleum holds 42 gallons.
20
A cesium atom in an atomic clock beats over nine billion times a second.
43
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One ragweed plant can release as many as one billion grains of pollen!
51
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A ball of glass will bounce higher than a ball made of rubber.
73