A ball of glass will bounce higher than a ball made of rubber.
73
The sun is 330,330 times larger than the earth.
75
The smell of freshly cut grass is actually a plant distress call.
31
Diamonds can be shattered with a hammer.
-104
Sound travels fifteen times faster through steel than through air.
134
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
For every gallon of sea water, you get more than a quarter pound of salt.
45