■Dagger in Tutankhamun's tomb was made with iron from a meteorite | the guardian ツタンカーメンの墓の中の探検は、隕石由来の鉄でできていた http://www.theguardian.com/world/2016/jun/01/dagger-king-tut-tomb-iron-meteorite-egypt-mummy?CMP=shar…