Sound travels fifteen times faster through steel than through air.
134
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
One barrel of petroleum holds 42 gallons.
20
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Scientists are now able to grow 'beating' heart tissue in a lab!
162