this paper wants to investigate why fereydūn’s mace was bull-headed. since such weapon has a prominent role in our epics and it has been used by most of our heroes, it seems important to find its origin out.  to achieve this goal, there is a brief explanation about mace and all kinds of it in the texts of different periods in iranian and some other indo-european cultures. then some mythological...

virtue epistemology is a class of recent approaches to epistemologythat, in contrast with analytic epistemology, focuses on epistemicevaluation of persons’ properties, rather than properties of beliefs.this paper seeks to explain the nature of virtue epistemology as wellas its main approaches. explaining the nature of epistemic virtue as areliable belief-forming faculty and the character traits...

red beds, conglomerates and salt were considered azoic and problematic rocks, but paleopalynology and inorganic geochemistry proved to be useful for placing them in time and space. in the early last century, in mexican ne region, only three mesozoic red bed units were differentiated, dated as late triassic to late jurassic. it was important tratigraphically to place them properly as they were c...

Background: Early diagnosis of brain tumors has significant effect on the treatment process. Brain metastatic tumors are usually diagnosed following the neurological symptoms in patients or incidentally after Computerized Tomography (CT) scan and Magnetic Resonance Imaging (MRI) requests of the brain. Objectives: Implementation of a new method for being informed about the origin of brain tumors...

in this article, the writer, exploring the most important theories of psychologists, anthropologists and sociologists about the origin of religion and roots of religiosity, tries to show that there is no ultimate agreement and explanation about these questions and that the currently working theories are suffering from grave theoretical and/or empirical shortcomings. the writer, however, argues ...

The reasons why some DNA replication origins fire earlier than others have remained elusive. New work by Gindin et al suggests that the distribution of replication origins, not their timing per se, is the major determinant of the timing of genome replication in human cells.