The Arctic town where polar bears and humans live side by side 北极熊和人类彼此 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
Most rainforests too degraded to provide good habitats 多数雨林退化严重而无法为 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
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US warplane shot down by "friendly fire" over Red Sea
Two US Navy pilots ejected safely after their fighter jet was shot down Sunday over the Red Sea in an apparent "friendly fire" incident, said the US military. "The guided-missile cruiser USS ...