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Geometry (from Ancient Greek γεωμετρία (geōmetría ) ' land measurement ' ; from γῆ (gê ) ' earth, land ' and μέτρον (métron ) ' a measure ' ) is a branch of mathematics concerned with properties of…

Knowledge is an awareness of facts, a familiarity with individuals and situations, or a practical skill. Knowledge of facts, also called propositional knowledge, is often characterized as true beli…

A duopoly (from Greek δύο , duo ' two ' ; and πωλεῖν , polein ' to sell ' ) is a type of oligopoly where two firms have dominant or exclusive control over a market, and most (if not all) of the com…

Ramallah (UK: /r ə ˈ m æ l ə / rə-MAL -ə, US: /r ə ˈ m ɑː l ə / rə-MAH -lə; Arabic: رام الله , romanized: , lit. 'God's Height') is a Palestinian city in the central West Bank, that serves as the a…

A website (also written as a web site) is any web page whose content is identified by a common domain name and is published on at least one web server. Websites are typically dedicated to a particu…

Jerusalem is a city in the Southern Levant, on a plateau in the Judaean Mountains between the Mediterranean and the Dead Sea. It is one of the oldest cities in the world, and is considered holy to …

Anarchism is a political philosophy and movement that seeks to abolish all institutions that perpetuate authority, coercion, or hierarchy, primarily targeting the state and capitalism. Anarchism ad…

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Rainforests are forests characterized by a closed and continuous tree canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforests can be gen…

Ukraine is a country in Eastern Europe. It is the second-largest country in Europe after Russia, which borders it to the east and northeast. Ukraine also borders Belarus to the north; Poland and Sl…