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118 chemical elements have been identified and named officially by IUPAC.A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z).
Pythagoras of Samos [a] (Ancient Greek: Πυθαγόρας; c. 570 – c. 495 BC) [b], often known mononymously as Pythagoras, was an ancient Ionian Greek philosopher, polymath, and the eponymous founder of Pythagoreanism.
SeaMonkey consists of a web browser, which is a descendant of the Netscape family, [10] an e-mail and news client program (SeaMonkey Mail & Newsgroups, which shares code with Mozilla Thunderbird), an HTML editor (SeaMonkey Composer) and an IRC client ().
Sea level rose and fell many times during the Carboniferous Period (Mississippian and Pennsylvanian Subperiods), yielding a variety of rock strata that dominate the bedrock today. The Appalachian Mountains , which are a major influence on the present-day geography of West Virginia, formed more than three hundred million years ago.