Seleucus of Seleucia was an ancient astronomer who defended heliocentrism, arguing that Earth orbits the Sun and rotates on ...

Pingree’s “The Teaching of the Almagest in late antiquity” (P75-96). Normally in a newspaper column such academic references are avoided (space matters), but as Ptolemy has mentioned the ...

Combined with Ptolemy’s work Almagest, dates line up, and give us today an accurate way of counting backwards in time. READ more… (747 BCE) Nabonassar in Akkadian – G. Bertin – Bertin ...

Nor was he alone in taking such a route: works such as Ptolemy’s Almagest, fundamental for the medieval study of the heavens, seemed to inhabitants of Christian western Europe easier to understand ...

Guerra de Crimea 1853 a 1856 y el arte de narrar lo inexistente En este articulo, ayudado con algunos conceptos matemáticos, nos adentramos en el alucinante relato que nos ha llegado de la guerra ...

Dive into 12 transformative books recommended by Neil deGrasse Tyson, covering physics, evolution, economics, and ...

AT the meeting on Monday of the Royal Geographical Society, Dr. H. Schlichter read a paper on “Ptolemy's Geography of Eastern Equatorial Africa.” Ptolemy, as a geographer, has received very ...

47 x 70 x 20 cm. (18.5 x 27.6 x 7.9 in.) ...