6don MSNOpinion
Today’s Atlantic trivia: Jabs at past presidents
Alas, a jiffy was first proposed as the name for the time light takes to travel one centimeter in a vacuum—about 33 ...
Eye color is determined by the amounts of melanin, pheomelanin, and eumelanin in the iris. Babies' eye color may change until about 1 year old, as most pigment is produced in the first six months.
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