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There are approximately 375 Afroasiatic languages spoken by over 400 million people. The main subfamilies of Afroasiatic are Berber, Chadic, Cushitic, Omotic, Egyptian and Semitic. The Afroasiatic Urheimat is uncertain. The family's most extensive branch, the Semitic languages (including Arabic, Amharic and Hebrew among others), is the only ...
Sporcle. Sporcle is a trivia and pub quiz website created by trivia enthusiast Matt Ramme. [ 1] First launched on April 23, 2007, the website allows users to play and make quizzes on a wide range of subjects, with the option to earn badges by completing challenges. The name Sporcle is a portmanteau of sports and oracle.
The history of fluid mechanics is a fundamental strand of the history of physics and engineering. The study of the movement of fluids (liquids and gases) and the forces that act upon them dates back to pre-history. The field has undergone a continuous evolution, driven by human dependence on water, meteorological conditions and internal ...
Archaic humans emerged out of Africa between 0.5 and 1.8 million years ago. This was followed by the emergence of modern humans ( Homo sapiens) in East Africa around 300,000–250,000 years ago. In the 4th millenium BC written history arose in Ancient Egypt, [ 1] and later in Nubia ’s Kush, the Horn of Africa ’s Dʿmt, and the Maghreb and ...
A map of East Africa showing some of the historically active volcanoes (as red triangles) and the Afar Triangle (shaded at the center), which is a so-called triple junction (or triple point) where three plates are pulling away from one another: the Arabian Plate and two parts of the African Plate—the Nubian and Somali—splitting along the East African Rift Zone Main rift faults, plates ...
The earliest cartographic depictions of Africa are found in early world maps . In classical antiquity, Africa (also Libya) was assumed to cover the quarter of the globe south of the Mediterranean, an arrangement that was adhered to in medieval T and O maps . The only part of Africa well known in antiquity was the coast of North Africa ...
The ancient history of North Africa is inextricably linked to that of the Ancient Near East. This is particularly true of Ancient Egypt and Nubia. In the Horn of Africa the Kingdom of Aksum ruled modern-day Eritrea, northern Ethiopia and the coastal area of the western part of the Arabian Peninsula. The Ancient Egyptians established ties with ...
The West and Central African Rift System (WCARS) is a rift system composed of two coeval Cretaceous rift sub-systems, the West African Rift sub-system (WAS) and the Central African Rift sub-system (CAS). [1] These are genetically related, but are physically separated and show structural differences. [2] The Logone Birni Basin constitutes a ...