科技前沿   

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This is the VOA Special English Technology Report.If you could build a time machine,what would it look like?Maybe,it should look like a telescope.American scientists are building a space telescope,the...

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More than 11,000 scientists are warning that the Earth,in their words, "clearly and unequivocally faces a climate emergency."The scientists represent several fields of study and come from 150 countrie...

超过11000名科学家发出了警告，用他们的话来说是，地球“显然并且毫无疑问地遇到了气候紧急状况。” 来自全球150个国家的这些科学家们代表了多个研究领域。他们通过的一份报告发表在本月初的《生物科学》杂志上。这份报告警告称，如果不对影响...

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Astronauts on the International Space Station will soon test a new oven for making chocolate chip cookies.A spaceship carrying the cooking equipment and other supplieswas launched Saturday from the Wa...

国际空间站的宇航员不久将测试一种新的烤箱，用于制作巧克力饼干。 周六，一艘载有烹饪设备和其他补给的宇宙飞船从美国沃洛普斯飞行基地发射升空。这批货物重3700公斤，星期一抵达空间站。 其目的是探索为太空旅行者制作新鲜饼干的可能性。...

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Those who think of elephants as solitary,gentle giants lumbering quietly in their zoo enclosures might be surprised by the range and force of their distinctive calls to each other in the wild.Shermin ...

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This is the VOA Special English Health Report.For people infected with HIV,the earlier they start treatment,the better -- and better not just for them.A new study shows that early treatment greatly re...

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This is the VOA Special English Agriculture Report.A new study says climate change has reduced the world's wheat and maize production.The study says rice and soybean yields have also decreased in some...

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This is the VOA Special English Technology Report.More than two hundred eighty million people around the world have vision problems or are blind.The World Health Organization says nine out of ten of t...

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This week’s IPCC report on the state of the world’s climate looks very much like their earlier reports on the subject. The document cautiously expresses a picture of a future with greater climate extr...