New analysis of Apollo Moon samples finally settles debate: « For decades, scientists have argued whether the Moon had a strong or weak magnetic field during its early history (3.5 - 4 billion years ago). Now a new analysis shows that both sides of the debate are effectively correct. »

· · 来源:edu资讯

Quay to be dredged to stop barges getting stuck

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It is "probably the most dangerous time for adult Emperor penguins because they haven't got their waterproof suits on," he says. If they go into water, they are likely to die.

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