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EntertainmentThis type of grass that grows on cliffs and streams in Vietnam makes Chinese merchants spend hundreds of millions to buy it
Due to being hunted too much, this strange grass has fallen into danger of extinction.'Rescuing' ginseng with tissue culture
The Areca ginseng plant contains many precious medicinal substances such as saponins, flavonoids... which have been successfully propagated by scientists using tissue culture
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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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