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Text in Arabic. From Musa Al-Khwarizmi who developed algebra in 9th-century Baghdad to Al-Jazari, a 13th-century Turkish engineer whose achievements include the crank, the camshaft …
Concise hydrology: The Arab World as a Model By Dawei Han, Edited and translated by Ayman A. Ahmed Full description in English and Arabic languages: Please access the following …
The Term Biology Refers To The Science Of Living Organisms. The Book "Glossary Of Biology Terms" Define And Explain The Scientific Terminology Relating To Biology. This Book Is A …
Modern physics is in a mess. More and more incredible theories are propounded about the universe consisting of strings or waves or hyper-dimensional knots or whatever. There is so …
هذه رحلة تأخذ القارئ إلى عالَم النُّجوم، وهو عالَم غريب عجيب، فالنُّجوم لها دورة حياة تستمرُّ بين مئات ملايين السنين وآلاف الملايين، فهي تُولَد مِن سحابات كونيَّة هائلة في ظروف …