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NASA scientist claims Star of Bethlehem was real, and China has proof. However, it wasn't a star, but...

A NASA astronomer has suggested that the Star of Bethlehem, which directed the three wise men to Baby Jesus, was real. Mark Matney points to records in Chinese astronomy to say that what the men saw ...

How oxygen first reached Earth's oceans

For roughly 2 billion years of Earth's early history, the atmosphere contained no oxygen, the essential ingredient required ...