یکی از عجایب هفت گانه جهان اهرام ثلاثه مصر می باشد که از مهمترین و باشکوهترین سازههای...
روز: شهریور ۲, ۱۴۰۳
دانشمندان برای اولین بار با استفاده از سلولهای بنیادی چند نفر نمونههای سه بعدی مغز را تولید...
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