The earth is approx. 6,588,000,000,000,000,000 tons.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Sound travels about 4 times faster in water than in air.
408
Scientists aren't sure what color dinosaurs were.
312
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20