A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Sound travels fifteen times faster through steel than through air.
134
Sound travels about 4 times faster in water than in air.
408
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
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Most dust particles in your house come from dead skin.
48