单词：paramyoclonus
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JUDY WOODRUFF: The Great Barrier Reef along the coast of Australia is considered one of the greatest natural wonders of the world. It actually consists of more than 2,900 smaller reefs and 900 islands and countless species of fish. But its health and
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Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the
Scientific American(十一)月
Sometimes scientific discoveries are hidden in museum specimen drawers and old journal articles. In two studies in the journal Science, researchers who went through the stuff in institutional attics offer new insights into the development and diversi
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Whale Deaths On the Rise in Alaska 阿拉斯加鲸鱼死亡数量有所上升 American scientists have reported a sharp increase in the number of dead whales found in the Gulf of Alaska. From May through August, 30 whales washed up along the coast of
2015年VOA慢速英语(九)月
GWEN IFILL: Finally tonight: how climate change may be affecting life in Alaska as we know it and the captivating images we see there, from ice to Marine life. NewsHour science correspondent Miles O'Brien went there to see for himself. MILES O'BRIEN:
PBS访谈环境系列
AGRICULTURE REPORT - Red Tides By Mario Ritter Broadcast: Tuesday, February 01, 2005 I'm Phoebe Zimmermann with the VOA Special English Agriculture Report. Different events can change the balance of s
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