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EntertainmentWhy did Qin Shihuang rule for 37 years but still did not set up the queen?
Empress and prince are a big deal in the feudal era in China. This is also considered an important part of the political apparatus of a king.Video: The army escorts Qin Shihuang to death
Terracotta army defending the tomb of Qin Shihuang is the size of real people with many different expressive faces.
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Why are there no male queen bees?
The mystery of the 'doomsday' cinema, built in the desert but not a single person has visited for more than 30 years
Mystery of dozens of giant circular structures at the bottom of Lake Michigan
US ship becomes world's largest artificial reef
Wreckage of mysterious missing bomber found after 80 years
Surprised to know the identity of the Russian missile debris 'hunter'
Australia releases chemical composition data of nearly 1 million stars
NASA shuts down plasma device to save spacecraft 20.5 billion kilometers away
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