The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Cold water weighs more than hot water.
93
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Sound travels fifteen times faster through steel than through air.
134
One 75-watt bulb gives more light than three 25-watt bulbs.
57