• Passing death: Tragic mystery for 5 decades of humanity

    Passing death: Tragic mystery for 5 decades of humanity
    The extremely difficult death of 9 Russian scientists in 1959 in the Ural snow mountains, which people call
  • Modern mysteries

    Modern mysteries
    Many recent incidents are still the tricky mysteries for humans, such as the disappearance of a jet that investigates UFOs or the death of two laboratory technicians wearing lead