In 1916 Captain A. V. Hill was transferred from the infantry to the Ministry of Munitions to work on anti-aircraft gunnery. He determined the three-dimensional coordinates of flying objects by placing two mirrors far apart. The mirrors were viewed from a fixed distance above them and observers simultaneously marked the position of the object. He gathered brilliant men, most too old or too young...

brigands' life is one of jahiliyya's phenomena that is cast with ambiguity in some aspects and needs explanation. these brigands are rebels against current jahiliyya situation and strict customs in that society. they are expelled ones who were exiled by their tribes and aliens whom their parents rejected. this article on the one hand tries to focus on this phenomenon in the jahiliyya ...

Abstract Renowned as a historian, Flavius Josephus enjoys little reputation political thinker. As heir to the classical historical tradition of Thucydides, however, considerations regime remained primary for him. All more so given his most important task not inherited from them: defense Jewish law and people against their pagan detractors. defended having specified best (which he called “theocr...