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(Encyclopedia) interstellar matter, matter in a galaxy between the stars, known also as the interstellar medium.
The interstellar gas, which constitutes about 99% of the interstellar matter,…
palmA hand-held computer. PCPersonal computer. Generally refers to computers running Windows with a Pentium processor.printed circuit boardPC boardPrinted Circuit board. A board printed or etched…
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Source: iStockIndigenous peoples exist throughout the world, from South America to Asia, Europe to Australia. And North America is no different— with 574 recognized tribes in the continental United…
(Encyclopedia) GnosticismGnosticismnŏsˈtĭsĭzəm [key], dualistic religious and philosophical movement of the late Hellenistic and early Christian eras. The term designates a wide assortment of sects,…
