Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62
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
Sound at the right vibration can bore holes through a solid object.
134