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  Mitochondrion

  In cell biology, a mitochondrion (plural mitochondria) is a membrane-enclosed organelle found in most eukaryotic cells. These organelles range from 0.5 to 10 micrometers (μm) in diameter. Mitochondria are sometimes described as "cellular power plants" because they generate most of the cell's supply...
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  Evolution

  In biology, evolution is change in the genetic material of a population of organisms through successive generations. Although the changes produced in a single generation are normally small, the accumulation of these differences over time can cause substantial changes in a population, a process that...
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  Game theory

  Game theory is a branch of applied mathematics that is used in the social sciences, most notably in economics, as well as in biology, most notably evolutionary biology and ecology, engineering, political science, international relations, computer science, and philosophy. Game theory attempts to...
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  Hedonism

  Hedonism is a school of ethics which argues that pleasure is the only intrinsic good. The name derives from the Greek word for "delight" (ἡδονισμός hēdonismos from ἡδονή hēdonē "pleasure", a cognate of English sweet + suffix -ισμός -ismos "ism"). The basic idea behind hedonistic thought is that...
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  Loch Ness Monster

  The Loch Ness Monster is a debated, mythical creature, most commonly speculated to be from a line of long-surviving plesiosaurs, that is reputed to inhabit Loch Ness in the Scottish Highlands. It is similar to other supposed lake monsters in Scotland and elsewhere, though its description varies...
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  Atheism

  Atheism can be the rejection of theism, or the position that deities do not exist. In the broadest sense, it is the absence of belief in the existence of deities. The term atheism originated from the Greek ἄθεος (atheos), meaning "without gods", which was applied with a negative connotation to...
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  Big Bang

  The Big Bang is the cosmological model of the initial conditions and subsequent development of the Universe that is supported by the most comprehensive and accurate explanations from current scientific evidence and observation. As used by cosmologists, the term Big Bang generally refers to the idea...
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  Globular cluster

  A globular cluster is a spherical collection of stars that orbits a galactic core as a satellite. Globular clusters are very tightly bound by gravity, which gives them their spherical shapes and relatively high stellar densities toward their centers. The name of this category of star cluster is...
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  Zionism

  Zionism (Hebrew: ציונות‎, Tsiyonut) is the international political movement that originally supported the reestablishment of a homeland for the Jewish people in the Land of Israel (Hebrew: Eretz Yisra'el), the historical homeland of the Jews. Since the establishment of the State of Israel, the...
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  Confucianism

  Confucianism, literally "The School of the Scholars," is a Chinese ethical and philosophical system originally developed from the teachings of the early Chinese sage Confucius. Confucianism is a complex system of moral, social, political, philosophical, and religious thought which has had...