美国国家公共电台 NPR How Zika Became So Dangerous For Babies

AILSA CHANG, HOST: Scientists say they have solved a mystery about the Zika virus. They think they've figured out why the virus became a global threat all of a sudden and started causing severe birth defects. As NPR's Michaeleen Doucleff reports, the

英语听力：2013-12-29 地平线：什么害死了我们的蜜蜂—17

-There are at least pieces of evidence which show really serious impacts from levels of neonicotinoids that bees, wild bees could be exposed to in wild environment.And the arguement against the ban was laid out by one of the pesticide manufacturers.

【英语语言学习】我们的食物究竟怎么了

Hello. My name is Birke Baehr, and Im 11 years old. I came here today to talk about whats wrong with our food system. First of all, I would like to say that Im really amazed at how easily kids are led to believe all the marketing and advertising on T

SSS 2008-10-23

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei

有声英文阅读-为科学而献身

Sacrificed to Science? Professor Colin Blakemore works at Oxford University Medical School doing research into eye problems and believes that animal research has given humans many benefits: The use of

怪事：法国网友招呼奥巴马竞选总统

今年4月23日，法国人民就要投票选出新一任的总统了。可是，大家发现，今年的几位候选人都不怎么行。弗朗索瓦?菲永(Francois Fillon)因陷入家人吃空饷的丑闻，民调持续走低；极右翼候选人马

英文药品说明书的写法（十一）

上述10项是绝大多数英文药品说明书中必备项目，但是许多说明书中还常常出现其他一些项目。例如： 1、特点（Characteristics） 2、性质（Properties） 3、药代动力学（Phamacokinetics） 4、用药过量（

英文药品说明书的写法（三）

有些说明书较详细地介绍药品的药理作用（Pharmacological Actions）。其内容主要包括药理作用、临床药理（Clinical Parmacology）、体外试验（in vitro experiments）、药物代谢（Metabolism）、药效（Potenc

清华学生的“PX百度词条保卫战”

In defense of science, truth Bi Xiaotian acquired a new habit recently. Every time he opens his web browser, he checks the entry of paraxylene (PX) on Baidu Baike. As one of the participants in correcting the Baidu entry in early April, the 22-year-o

Health Experts Detail Radiation Symptoms

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation（放射） exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

职场人际：有礼貌就是王道吗？

People are naturally destructive. They alter conversations, divulge pointless information, and spread toxicity in their wake. Such individuals dont deserve polite treatment. 人都具有消极的天性，容易改变立场，散布无意义的信息，

TED英语演讲:揭秘现代食物体系的阴暗面

Hello. My name is Birke Baehr, and I'm 11 years old. I came here today to talk about what's wrong with our food system. First of all, I would like to say that I'm really amazed at how easily kids are led to believe all the marketing and advertising o

改变生活从远离那些不靠谱的朋友开始

朋友有毒，用白话说就是狐朋狗友，如果你总和这些朋友厮混在一起，你的生活永远是一团糟。 Toxic friends complicate your life. These people are more than a nuisance, theyre parasitic. Precious time slips away as yo

WHO Warns Against Self-Medication as Antidote to Radiation

The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi

Japanese Radiation Adviser Quits in Rebuke

A key Japanese adviser on radiation（放射 ） leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer

food from Japan to be tested for radiation

NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from（发源于） Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo

U.S. finds low levels of radiation in milk

WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine（碘） has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai

科学家将污染物变成打印机墨水

Anirudh Sharma doesn't just want to pull harmful carbon from the air. He wants to offer a cheaper alternative to the exorbitant costs of ordinary printer ink. 阿尼鲁德夏尔马不仅想除掉空气中的有害炭物质，还希望创造一种更便

Impacts of Air Pollution on Birds

They're often considered scavenging pests, but Australia's native White Ibis is helping scientists understand the impact of urban life on wildlife. These long-legged birds are a barometer of Sydney's environmental health. Our reporter Li Dong has the

万物简史 第226期:把铅撵出去(15)

Absurdly, he was excluded from a 1971 National Research Council panel appointed to investigate the dangers of atmospheric lead poisoning even though he was by now unquestionably the leading expert on atmospheric lead. 荒唐的是，一个美国研究委