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Biologists try to calculate how many people the Earth biosphere can maintain. Optimistic forecasts suggest that even though humanity is up to 10 billion, it is still possible toHow many people can the Earth carry?
If it ends the destruction of nature, people can be at ease that the earth mother can still bear humanity.
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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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