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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…
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…
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(Encyclopedia) Mendel, Gregor JohannMendel, Gregor Johanngrāˈgôr yōˈhän mĕnˈdəl [key], 1822–84, Austrian monk noted for his experimental work on heredity. He entered the Augustinian monastery in Brno…
