In a study that was done by the University of Chicago in 1907, it was concluded that the easiest color to spot is yellow. This is why John Hertz, who is the founder of the Yellow Cab Company picked cabs to be yellow.

Music can help reduce chronic pain by more than 20% and can alleviate depression by up to 25%.

The term rookies comes from a Civil War term, reckie, which was short for recruit.

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