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Between the 10th and 14th century's AD a grand civilization developed in what are now the 4 corners of the USA, encompassing approximately 10,000 square miles.

An authoritative introduction to the fascinating topic of archaeoastronomy—ancient peoples' understanding and use of the skies. Ancient Astronomy: An Encyclop

Cosmic Christianity describes the relationship between the earthly and supra-earthly cosmic worlds by showing the relationship between the cosmos--as expressed

"The Skin of the Sky" details the efforts of a country to join the 21st century and paints the portrait of a lonely man who can find true contentment and satisf

On December 17, 2008, NASA discovered an unexpected, thick layer of solar particles inside Earth's magnetic field and concluded that the next period of high sol