Twelve years ago, Senator Sherrod Brown, the Ohio Democrat, took the stage at his election …
Read More »How Did the First Cells Arise? With a Little Rain, Study Finds.
Rain may have been an essential ingredient for the origin of life, according to a study published on Wednesday. Life today exists as cells, which are sacs packed with DNA, RNA, proteins and other molecules. But when life arose roughly four billion years ago, cells were far simpler. Some scientists …
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