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EntertainmentFor the first time, two black holes revolved around each other
Two giant black holes in the galaxy 0402 + 379 revolve around each other for the first time.The impact sound of two black holes: surprisingly gentle and melodious
Scientists have recorded the sound emitted from the collision of two black holes, the sound would be different from your imagination.
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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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