Health measures in response to the Covid-19 pandemic have confined millions their homes and minimized social contacts. During this period, a significant proportion of activities—including work, education, recreation—moved digital media platforms. Among these platforms, virtual reality (VR) has gained importance offering “alternative” realities which users can engage with others, participate cul...

with the development of e-commerce in the recent couple of decades, one of the newly-emerged subjects in global communications and virtual space is hoarding in e-commerce. hoarding is entailing the common essential commodities in order to expect the prices to increase; and in jurisprudence its scope is limited to the four cereals, oil, and edible oil. entailing and storage of public essential n...

The space that is virtual in the planning processes one not experienced physically. With unlimited changes 2/3 dimensional sketches/drawings, desired location reached a short time. structures which are implemented, after process had finished, now real can be physically, its boundaries defined and transformed. However, unlike space, it may require serious cost time for caused by small errors, re...

nowadays, new informational and communicative media, and the rate of their use by individuals have caused deep metamorphoses in the material and non-material dimensions of human lives, and individuals’ mental regulation. the use of these media, especially the internet and virtual social networks, among iranian teenagers has unnoticeably increased, and providing numerous facilities and options m...