Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
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
Cold water weighs more than hot water.
93
4.5 pounds of sunlight strike the Earth each day.
27
Out of all the senses, smell is most closely linked to memory.
146
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
A single speck of dust is half way in size between a subatomic particle and the Earth.
15