Jorge Juan Y Santacilia

Jorge Juan y Santacilia (Novelda, Alicante, 5 January 1713 - Madrid, 21 June 1773) was a Spanish mathematician, scientist, naval officer, and mariner.He determined that the Earth is not perfectly spherical but is oblate, i.e. flattened at the poles. Juan also successfully measured the heights of the mountains of the Andes using a barometer.

Jorge Juan nació en Novelda de la unión de dos familias ilustres: la de su padre, Bernardo Juan, que descendía de los condes de Peñalba, y la de su madre, Violante Santacilia, procedente de ...