the epiphany on The Universe

As early as AD 248, Origen suggested that the star of Bethlehem was a comet—and there continue to be astronomers who think that he was right. Comets are icy objects that orbit the sun. When seen fro...

In the great scheme of things, light is actually quite rare. Geo-physicists tell us that 71 percent of the earth’s surface lies under the ocean, which means that most of our planet abides in eternal d...