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
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Nylon is made from coal and petroleum.
42
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117