Iron weighs more after it rusts.
16
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Billions of neutrinos pass unnoticed through your body every second.
6
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
The earth is approx. 6,588,000,000,000,000,000 tons.
175
For every gallon of sea water, you get more than a quarter pound of salt.
45