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Nearly half of the U.S. population rejects evolution. Recent research suggests that teaching evolution to elementary aged children may help tip the scales.
Recent scientific efforts are bringing us closer to an understanding of the earliest life on Earth, and to the fielding of a theory that explains the dawn of our earliest ancestor.The cases of the earliest discovered evidences for life on Earth, if biological in origin, constrain the timing for the emergence of life to sometime before 3.4 billion years ago.