more paranormal stuff greek gods our ghost encounters ghost stories aliens the story of three greek gods six demigods hades the first story Hades (from Greek ᾍδης , Hadēs , originally Ἅιδης , Haidēs or Άΐδης , Aidēs , probably from Proto-Indo-European * n̥-wid- 'unseen' [ 1 ] ) refers both