the air in tehran is one of the most polluted airs in the entire world. because of the air pollution in the great tehran area, morbidity, mortality and symptoms emerge. this study has been conducted for the first time in iran. according to this study the total annual direct medical costs of morbidity estimated at us$ 3258255.48.our work also led to the estimation of an income elasticity of wtp ...

The field of artificial life is enriching both the content and method of philosophy. One example of the impact of artificial life on the content of philosophy is the light it sheds on the perennial philosophical question of the nature of emergent pheonomena in general. Another second example is the way it highlights and promises to explain the suppleness of mental processes. Artificial life's c...

Although Bichat's only formal training was in surgery, his mature work, based upon a deliberate decision he made after Desault's death, was in anatomy and physiology. One of his most influential works, the Recherches physiologiques sur la vie et la mort, addressed the fundamental and timeless questions of the nature of life, the nature of death, and the ways in which these conditions of existen...