The number of governments that have banned Japanese food imports due to fears of radiation contamination is growing. On Friday, China joined Singapore and the U.S. in halting some imported foods from radiation-affected areas of Japan. Other governmen

发表于:2018-12-19 / 阅读(56) / 评论(0) 分类 VOA双语新闻 2011年3月

Brazil is planning to fight the Zika virus by zapping millions of male mosquitoes with gamma rays to sterilise them and stop the spread of the virus linked to thousands of birth defects. 巴西计划用伽马射线辐照数百万雄性蚊子,使其失

发表于:2019-01-07 / 阅读(64) / 评论(0) 分类 英语新闻

We wanna bring NBC chief science and health correspondent Robert Bazell. Bob, it's not just the Japanese people affected by the radiation. We had the Pentagon report that our aircraft carriers, the one that Richard was just talking about the Ronald R

发表于:2019-01-07 / 阅读(72) / 评论(0) 分类 万花筒2011年

Science and technology 科学技术 Radiation and evolution 核辐射与进化 Surviving fallout 辐射尘中 幸免于难 Birds can evolve to cope with the lingering effects of nuclear incidents 鸟类能够通过进化应对核事故的残余影响

发表于:2019-02-07 / 阅读(78) / 评论(0) 分类 经济学人科技系列