طاقية إخفاء

اختراع طاقية إخفاء تعمل ببطاريات كهربائية

Keep going اختراعات واكتشافات 21 ديسمبر 2013

لا يدور الحديث هنا عن مشهد من فيلم هاري بوتر، بل عن تجربة علمية حقيقية استطاع علماء فيها إخفاء أجسام حقيقية بالفعل. ويعد الباحث أندري...

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