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EntertainmentCan the gender of dinosaur fossils be determined?
The truth about the lives of prehistoric dinosaurs always attracted the attention of many people.The teeth of tyrannical dinosaurs confuse the scientific world
The teeth of the small hole are an unusual feature in the fossil skeleton of the world's largest tyrant dinosaur, Sue, and so far paleontologists have not been able to give a
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Can carp live 10 years in a tank without feeding?
Why do Italy and Switzerland have to redraw the border?
Japanese bullet train accident-free for 60 years
The world's most crowded apartment building: Can accommodate up to 30,000 people, the view inside is overwhelming
World's oldest wine jar contains cremated human bones
America catches strange signal from 1.3 billion light years away from Earth
Two black holes closest to Earth discovered, of a kind never seen before
Solar sails help spacecraft reach Mars in 26 days
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