Your brain is 80% water.
525
One ragweed plant can release as many as one billion grains of pollen!
51
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Iron weighs more after it rusts.
68
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20