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EntertainmentHumans are at risk because the animals decline too limited
Scientists warn biodiversity in the world is no longer in the ringVideo: Change simulation of the Earth in the past 20 years
Based on data from satellites, NASA video graphics will show us what happened on Earth for the past 20 years.
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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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