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EntertainmentThe mystery of people using poison as a tonic in 19th century Europe
Arsenic is known today as a health hazard, but in the past it has been considered a tonic.
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Why are there so many giant fish flooding the Three Gorges Dam but no one dares to catch them?
Klein Bottle: Why can't Earth's water fill this magical interdimensional device?
What is the tidal phenomenon?
The strange life of the 'black blood' tribe living on the world's highest freshwater lake
Plasma fusion engine could enable intergalactic travel
US successfully transmits solar power from space to Earth
5 reasons why flash floods and landslides devastated the northern mountainous region
A series of photos that will surprise you with the true beauty of the Qing Dynasty's Fujin and Princesses
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